From patchwork Wed Jun 24 16:42:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279525 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 373E0C433E1 for ; Wed, 24 Jun 2020 16:45:08 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 023722082F for ; Wed, 24 Jun 2020 16:45:08 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Wed, 24 Jun 2020 16:43:46 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5AE495D9D3; Wed, 24 Jun 2020 16:43:46 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id D6897113846D; Wed, 24 Jun 2020 18:43:44 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 01/46] error: Improve examples in error.h's big comment Date: Wed, 24 Jun 2020 18:42:59 +0200 Message-Id: <20200624164344.3778251-2-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 01:59:40 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Show errp instead of &err where &err is actually unusual. Add a missing declaration. Add a second error pileup example. Signed-off-by: Markus Armbruster --- include/qapi/error.h | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/include/qapi/error.h b/include/qapi/error.h index ad5b6e896d..1a5ea25e12 100644 --- a/include/qapi/error.h +++ b/include/qapi/error.h @@ -16,15 +16,15 @@ * Error reporting system loosely patterned after Glib's GError. * * Create an error: - * error_setg(&err, "situation normal, all fouled up"); + * error_setg(errp, "situation normal, all fouled up"); * * Create an error and add additional explanation: - * error_setg(&err, "invalid quark"); - * error_append_hint(&err, "Valid quarks are up, down, strange, " + * error_setg(errp, "invalid quark"); + * error_append_hint(errp, "Valid quarks are up, down, strange, " * "charm, top, bottom.\n"); * * Do *not* contract this to - * error_setg(&err, "invalid quark\n" + * error_setg(errp, "invalid quark\n" // WRONG! * "Valid quarks are up, down, strange, charm, top, bottom."); * * Report an error to the current monitor if we have one, else stderr: @@ -108,12 +108,23 @@ * } * * Do *not* "optimize" this to + * Error *err = NULL; * foo(arg, &err); * bar(arg, &err); // WRONG! * if (err) { * handle the error... * } * because this may pass a non-null err to bar(). + * + * Likewise, do *not* + * Error *err = NULL; + * if (cond1) { + * error_setg(err, ...); + * } + * if (cond2) { + * error_setg(err, ...); // WRONG! + * } + * because this may pass a non-null err to error_setg(). */ #ifndef ERROR_H From patchwork Wed Jun 24 16:43:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279520 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B6AB0C433E1 for ; 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Wed, 24 Jun 2020 12:43:48 -0400 X-MC-Unique: u44wU5flPTOBWqMxJ2g2MA-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 71FC7107ACCA; Wed, 24 Jun 2020 16:43:47 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5E5CD5C578; Wed, 24 Jun 2020 16:43:46 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id E0F011138470; Wed, 24 Jun 2020 18:43:44 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 03/46] qdev: Smooth error checking of qdev_realize() & friends Date: Wed, 24 Jun 2020 18:43:01 +0200 Message-Id: <20200624164344.3778251-4-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.61; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 00:34:35 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Convert foo(..., &err); if (err) { ... } to if (!foo(..., &err)) { ... } for qdev_realize(), qdev_realize_and_unref(), qbus_realize() and their wrappers isa_realize_and_unref(), pci_realize_and_unref(), sysbus_realize(), sysbus_realize_and_unref(), usb_realize_and_unref(). Coccinelle script: @@ identifier fun = {isa_realize_and_unref, pci_realize_and_unref, qbus_realize, qdev_realize, qdev_realize_and_unref, sysbus_realize, sysbus_realize_and_unref, usb_realize_and_unref}; expression list args, args2; typedef Error; Error *err; identifier errp; @@ - fun(args, &err, args2); - if (err) { + if (!fun(args, errp, args2)) { ... when != err - error_propagate(errp, err); ... } @@ identifier fun = {isa_realize_and_unref, pci_realize_and_unref, qbus_realize, qdev_realize, qdev_realize_and_unref, sysbus_realize, sysbus_realize_and_unref, usb_realize_and_unref}; expression list args, args2; typedef Error; Error *err; @@ - fun(args, &err, args2); - if (err) { + if (!fun(args, &err, args2)) { ... } Fails to convert hw/arm/armsse.c, because Coccinelle gets confused by ARMSSE being used both as typedef and function-like macro there. Convert manually. Eliminate error_propagate() that are now unnecessary. Delete @err that are now unused. Clean up whitespace. Signed-off-by: Markus Armbruster --- hw/arm/allwinner-a10.c | 21 ++----- hw/arm/armsse.c | 104 ++++++++------------------------ hw/arm/armv7m.c | 12 +--- hw/arm/aspeed_ast2600.c | 68 ++++++--------------- hw/arm/aspeed_soc.c | 60 +++++------------- hw/arm/bcm2835_peripherals.c | 60 +++++------------- hw/arm/bcm2836.c | 12 +--- hw/arm/cubieboard.c | 3 +- hw/arm/digic.c | 12 +--- hw/arm/digic_boards.c | 3 +- hw/arm/fsl-imx25.c | 44 ++++---------- hw/arm/fsl-imx31.c | 32 +++------- hw/arm/fsl-imx6.c | 48 ++++----------- hw/arm/msf2-soc.c | 21 ++----- hw/arm/nrf51_soc.c | 24 ++------ hw/arm/stm32f205_soc.c | 29 +++------ hw/arm/stm32f405_soc.c | 32 +++------- hw/arm/xlnx-zynqmp.c | 61 +++++-------------- hw/block/fdc.c | 4 +- hw/block/xen-block.c | 3 +- hw/char/serial-pci-multi.c | 5 +- hw/char/serial-pci.c | 5 +- hw/char/serial.c | 10 +-- hw/core/cpu.c | 3 +- hw/cpu/a15mpcore.c | 5 +- hw/cpu/a9mpcore.c | 21 ++----- hw/cpu/arm11mpcore.c | 17 ++---- hw/cpu/realview_mpcore.c | 9 +-- hw/display/virtio-gpu-pci.c | 6 +- hw/display/virtio-vga.c | 5 +- hw/intc/armv7m_nvic.c | 9 +-- hw/intc/pnv_xive.c | 8 +-- hw/intc/realview_gic.c | 5 +- hw/intc/spapr_xive.c | 8 +-- hw/intc/xics.c | 5 +- hw/intc/xive.c | 3 +- hw/isa/piix4.c | 5 +- hw/microblaze/xlnx-zynqmp-pmu.c | 9 +-- hw/mips/cps.c | 17 ++---- hw/misc/macio/cuda.c | 5 +- hw/misc/macio/macio.c | 25 ++------ hw/misc/macio/pmu.c | 5 +- hw/pci-host/pnv_phb3.c | 13 +--- hw/pci-host/pnv_phb4.c | 5 +- hw/pci-host/pnv_phb4_pec.c | 5 +- hw/ppc/e500.c | 5 +- hw/ppc/pnv.c | 53 ++++------------ hw/ppc/pnv_core.c | 4 +- hw/ppc/pnv_psi.c | 9 +-- hw/ppc/spapr_cpu_core.c | 3 +- hw/ppc/spapr_irq.c | 5 +- hw/riscv/opentitan.c | 9 +-- hw/riscv/sifive_e.c | 6 +- hw/riscv/sifive_u.c | 5 +- hw/s390x/event-facility.c | 13 ++-- hw/s390x/s390-pci-bus.c | 3 +- hw/s390x/sclp.c | 3 +- hw/s390x/virtio-ccw-crypto.c | 5 +- hw/s390x/virtio-ccw-rng.c | 5 +- hw/scsi/scsi-bus.c | 4 +- hw/sd/aspeed_sdhci.c | 4 +- hw/sd/ssi-sd.c | 3 +- hw/usb/bus.c | 3 +- hw/virtio/virtio-rng-pci.c | 5 +- qdev-monitor.c | 3 +- 65 files changed, 248 insertions(+), 768 deletions(-) diff --git a/hw/arm/allwinner-a10.c b/hw/arm/allwinner-a10.c index 52e0d83760..3e45aa4141 100644 --- a/hw/arm/allwinner-a10.c +++ b/hw/arm/allwinner-a10.c @@ -72,17 +72,12 @@ static void aw_a10_realize(DeviceState *dev, Error **errp) { AwA10State *s = AW_A10(dev); SysBusDevice *sysbusdev; - Error *err = NULL; - qdev_realize(DEVICE(&s->cpu), NULL, &err); - if (err != NULL) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) { return; } - sysbus_realize(SYS_BUS_DEVICE(&s->intc), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->intc), errp)) { return; } sysbusdev = SYS_BUS_DEVICE(&s->intc); @@ -93,9 +88,7 @@ static void aw_a10_realize(DeviceState *dev, Error **errp) qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ)); qdev_pass_gpios(DEVICE(&s->intc), dev, NULL); - sysbus_realize(SYS_BUS_DEVICE(&s->timer), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer), errp)) { return; } sysbusdev = SYS_BUS_DEVICE(&s->timer); @@ -117,18 +110,14 @@ static void aw_a10_realize(DeviceState *dev, Error **errp) qemu_check_nic_model(&nd_table[0], TYPE_AW_EMAC); qdev_set_nic_properties(DEVICE(&s->emac), &nd_table[0]); } - sysbus_realize(SYS_BUS_DEVICE(&s->emac), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->emac), errp)) { return; } sysbusdev = SYS_BUS_DEVICE(&s->emac); sysbus_mmio_map(sysbusdev, 0, AW_A10_EMAC_BASE); sysbus_connect_irq(sysbusdev, 0, qdev_get_gpio_in(dev, 55)); - sysbus_realize(SYS_BUS_DEVICE(&s->sata), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sata), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->sata), 0, AW_A10_SATA_BASE); diff --git a/hw/arm/armsse.c b/hw/arm/armsse.c index e2cf43ee0b..b306d95538 100644 --- a/hw/arm/armsse.c +++ b/hw/arm/armsse.c @@ -566,9 +566,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) object_property_set_link(cpuobj, OBJECT(&s->cpu_container[i]), "memory", &error_abort); object_property_set_link(cpuobj, OBJECT(s), "idau", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(cpuobj), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(cpuobj), errp)) { return; } /* @@ -577,9 +575,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) * CPU must exist and have been parented into the cluster before * the cluster is realized. */ - qdev_realize(DEVICE(&s->cluster[i]), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cluster[i]), NULL, errp)) { return; } @@ -613,9 +609,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - qdev_realize(DEVICE(splitter), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(splitter), NULL, errp)) { return; } for (cpunum = 0; cpunum < info->num_cpus; cpunum++) { @@ -646,9 +640,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) } /* Security controller */ - sysbus_realize(SYS_BUS_DEVICE(&s->secctl), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->secctl), errp)) { return; } sbd_secctl = SYS_BUS_DEVICE(&s->secctl); @@ -669,9 +661,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - qdev_realize(DEVICE(&s->sec_resp_splitter), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->sec_resp_splitter), NULL, errp)) { return; } dev_splitter = DEVICE(&s->sec_resp_splitter); @@ -693,9 +683,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) } object_property_set_link(OBJECT(&s->mpc[i]), OBJECT(&s->sram[i]), "downstream", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->mpc[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mpc[i]), errp)) { return; } /* Map the upstream end of the MPC into the right place... */ @@ -716,9 +704,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - qdev_realize(DEVICE(&s->mpc_irq_orgate), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->mpc_irq_orgate), NULL, errp)) { return; } qdev_connect_gpio_out(DEVICE(&s->mpc_irq_orgate), 0, @@ -735,9 +721,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) * map its upstream ends to the right place in the container. */ qdev_prop_set_uint32(DEVICE(&s->timer0), "pclk-frq", s->mainclk_frq); - sysbus_realize(SYS_BUS_DEVICE(&s->timer0), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer0), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->timer0), 0, @@ -747,9 +731,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) &error_abort); qdev_prop_set_uint32(DEVICE(&s->timer1), "pclk-frq", s->mainclk_frq); - sysbus_realize(SYS_BUS_DEVICE(&s->timer1), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer1), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->timer1), 0, @@ -759,9 +741,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) &error_abort); qdev_prop_set_uint32(DEVICE(&s->dualtimer), "pclk-frq", s->mainclk_frq); - sysbus_realize(SYS_BUS_DEVICE(&s->dualtimer), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->dualtimer), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->dualtimer), 0, @@ -785,9 +765,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) int cpunum; SysBusDevice *mhu_sbd = SYS_BUS_DEVICE(&s->mhu[i]); - sysbus_realize(SYS_BUS_DEVICE(&s->mhu[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mhu[i]), errp)) { return; } port = g_strdup_printf("port[%d]", i + 3); @@ -812,9 +790,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) } } - sysbus_realize(SYS_BUS_DEVICE(&s->apb_ppc0), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->apb_ppc0), errp)) { return; } @@ -861,9 +837,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - qdev_realize(DEVICE(&s->ppc_irq_orgate), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->ppc_irq_orgate), NULL, errp)) { return; } qdev_connect_gpio_out(DEVICE(&s->ppc_irq_orgate), 0, @@ -884,9 +858,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) qdev_prop_set_string(DEVICE(&s->cachectrl[i]), "name", name); g_free(name); qdev_prop_set_uint64(DEVICE(&s->cachectrl[i]), "size", 0x1000); - sysbus_realize(SYS_BUS_DEVICE(&s->cachectrl[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->cachectrl[i]), errp)) { return; } @@ -902,9 +874,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) qdev_prop_set_string(DEVICE(&s->cpusecctrl[i]), "name", name); g_free(name); qdev_prop_set_uint64(DEVICE(&s->cpusecctrl[i]), "size", 0x1000); - sysbus_realize(SYS_BUS_DEVICE(&s->cpusecctrl[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->cpusecctrl[i]), errp)) { return; } @@ -917,9 +887,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) MemoryRegion *mr; qdev_prop_set_uint32(DEVICE(&s->cpuid[i]), "CPUID", i); - sysbus_realize(SYS_BUS_DEVICE(&s->cpuid[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->cpuid[i]), errp)) { return; } @@ -933,9 +901,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) * 0x4002f000: S32K timer */ qdev_prop_set_uint32(DEVICE(&s->s32ktimer), "pclk-frq", S32KCLK); - sysbus_realize(SYS_BUS_DEVICE(&s->s32ktimer), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->s32ktimer), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->s32ktimer), 0, @@ -944,9 +910,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) object_property_set_link(OBJECT(&s->apb_ppc1), OBJECT(mr), "port[0]", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->apb_ppc1), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->apb_ppc1), errp)) { return; } mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->apb_ppc1), 0); @@ -982,9 +946,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - sysbus_realize(SYS_BUS_DEVICE(&s->sysinfo), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sysinfo), errp)) { return; } /* System information registers */ @@ -998,9 +960,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) "INITSVTOR0_RST", &error_abort); object_property_set_int(OBJECT(&s->sysctl), s->init_svtor, "INITSVTOR1_RST", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->sysctl), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sysctl), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 0, 0x50021000); @@ -1033,18 +993,14 @@ static void armsse_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - qdev_realize(DEVICE(&s->nmi_orgate), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->nmi_orgate), NULL, errp)) { return; } qdev_connect_gpio_out(DEVICE(&s->nmi_orgate), 0, qdev_get_gpio_in_named(DEVICE(&s->armv7m), "NMI", 0)); qdev_prop_set_uint32(DEVICE(&s->s32kwatchdog), "wdogclk-frq", S32KCLK); - sysbus_realize(SYS_BUS_DEVICE(&s->s32kwatchdog), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->s32kwatchdog), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->s32kwatchdog), 0, @@ -1054,9 +1010,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) /* 0x40080000 .. 0x4008ffff : ARMSSE second Base peripheral region */ qdev_prop_set_uint32(DEVICE(&s->nswatchdog), "wdogclk-frq", s->mainclk_frq); - sysbus_realize(SYS_BUS_DEVICE(&s->nswatchdog), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->nswatchdog), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->nswatchdog), 0, @@ -1064,9 +1018,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) sysbus_mmio_map(SYS_BUS_DEVICE(&s->nswatchdog), 0, 0x40081000); qdev_prop_set_uint32(DEVICE(&s->swatchdog), "wdogclk-frq", s->mainclk_frq); - sysbus_realize(SYS_BUS_DEVICE(&s->swatchdog), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->swatchdog), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->swatchdog), 0, @@ -1081,9 +1033,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - qdev_realize(DEVICE(splitter), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(splitter), NULL, errp)) { return; } } @@ -1128,9 +1078,7 @@ static void armsse_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - qdev_realize(DEVICE(splitter), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(splitter), NULL, errp)) { return; } diff --git a/hw/arm/armv7m.c b/hw/arm/armv7m.c index 3308211e9c..5d6bded386 100644 --- a/hw/arm/armv7m.c +++ b/hw/arm/armv7m.c @@ -213,16 +213,12 @@ static void armv7m_realize(DeviceState *dev, Error **errp) s->cpu->env.nvic = &s->nvic; s->nvic.cpu = s->cpu; - qdev_realize(DEVICE(s->cpu), NULL, &err); - if (err != NULL) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(s->cpu), NULL, errp)) { return; } /* Note that we must realize the NVIC after the CPU */ - sysbus_realize(SYS_BUS_DEVICE(&s->nvic), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->nvic), errp)) { return; } @@ -254,9 +250,7 @@ static void armv7m_realize(DeviceState *dev, Error **errp) } object_property_set_link(obj, OBJECT(s->board_memory), "source-memory", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(obj), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(obj), errp)) { return; } diff --git a/hw/arm/aspeed_ast2600.c b/hw/arm/aspeed_ast2600.c index 59a7a1370b..aa02755d3f 100644 --- a/hw/arm/aspeed_ast2600.c +++ b/hw/arm/aspeed_ast2600.c @@ -259,9 +259,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) * is needed when using -kernel */ - qdev_realize(DEVICE(&s->cpu[i]), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) { return; } } @@ -301,17 +299,13 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) sc->memmap[ASPEED_SRAM], &s->sram); /* SCU */ - sysbus_realize(SYS_BUS_DEVICE(&s->scu), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_SCU]); /* RTC */ - sysbus_realize(SYS_BUS_DEVICE(&s->rtc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_RTC]); @@ -321,9 +315,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) /* Timer */ object_property_set_link(OBJECT(&s->timerctrl), OBJECT(&s->scu), "scu", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0, @@ -343,9 +335,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) /* I2C */ object_property_set_link(OBJECT(&s->i2c), OBJECT(s->dram_mr), "dram", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->i2c), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_I2C]); @@ -368,9 +358,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - sysbus_realize(SYS_BUS_DEVICE(&s->fmc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->fmc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_FMC]); @@ -385,9 +373,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) "dram", &error_abort); object_property_set_int(OBJECT(&s->spi[i]), 1, "num-cs", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0, @@ -398,9 +384,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) /* EHCI */ for (i = 0; i < sc->ehcis_num; i++) { - sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci[i]), 0, @@ -410,9 +394,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) } /* SDMC - SDRAM Memory Controller */ - sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, sc->memmap[ASPEED_SDMC]); @@ -423,9 +405,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) object_property_set_link(OBJECT(&s->wdt[i]), OBJECT(&s->scu), "scu", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0, @@ -436,9 +416,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) for (i = 0; i < sc->macs_num; i++) { object_property_set_bool(OBJECT(&s->ftgmac100[i]), true, "aspeed", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0, @@ -448,9 +426,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) object_property_set_link(OBJECT(&s->mii[i]), OBJECT(&s->ftgmac100[i]), "nic", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->mii[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mii[i]), errp)) { return; } @@ -459,9 +435,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) } /* XDMA */ - sysbus_realize(SYS_BUS_DEVICE(&s->xdma), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->xdma), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->xdma), 0, @@ -470,18 +444,14 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) aspeed_soc_get_irq(s, ASPEED_XDMA)); /* GPIO */ - sysbus_realize(SYS_BUS_DEVICE(&s->gpio), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_GPIO]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0, aspeed_soc_get_irq(s, ASPEED_GPIO)); - sysbus_realize(SYS_BUS_DEVICE(&s->gpio_1_8v), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio_1_8v), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio_1_8v), 0, @@ -490,9 +460,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) aspeed_soc_get_irq(s, ASPEED_GPIO_1_8V)); /* SDHCI */ - sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdhci), 0, @@ -501,9 +469,7 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp) aspeed_soc_get_irq(s, ASPEED_SDHCI)); /* eMMC */ - sysbus_realize(SYS_BUS_DEVICE(&s->emmc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->emmc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->emmc), 0, sc->memmap[ASPEED_EMMC]); diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c index 311458aa76..6faffc13cc 100644 --- a/hw/arm/aspeed_soc.c +++ b/hw/arm/aspeed_soc.c @@ -230,9 +230,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) /* CPU */ for (i = 0; i < sc->num_cpus; i++) { - qdev_realize(DEVICE(&s->cpu[i]), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) { return; } } @@ -248,17 +246,13 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) sc->memmap[ASPEED_SRAM], &s->sram); /* SCU */ - sysbus_realize(SYS_BUS_DEVICE(&s->scu), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_SCU]); /* VIC */ - sysbus_realize(SYS_BUS_DEVICE(&s->vic), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->vic), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->vic), 0, sc->memmap[ASPEED_VIC]); @@ -268,9 +262,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ)); /* RTC */ - sysbus_realize(SYS_BUS_DEVICE(&s->rtc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_RTC]); @@ -280,9 +272,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) /* Timer */ object_property_set_link(OBJECT(&s->timerctrl), OBJECT(&s->scu), "scu", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0, @@ -302,9 +292,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) /* I2C */ object_property_set_link(OBJECT(&s->i2c), OBJECT(s->dram_mr), "dram", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->i2c), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_I2C]); @@ -320,9 +308,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - sysbus_realize(SYS_BUS_DEVICE(&s->fmc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->fmc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_FMC]); @@ -335,9 +321,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) for (i = 0; i < sc->spis_num; i++) { object_property_set_int(OBJECT(&s->spi[i]), 1, "num-cs", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0, @@ -348,9 +332,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) /* EHCI */ for (i = 0; i < sc->ehcis_num; i++) { - sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci[i]), 0, @@ -360,9 +342,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) } /* SDMC - SDRAM Memory Controller */ - sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, sc->memmap[ASPEED_SDMC]); @@ -373,9 +353,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) object_property_set_link(OBJECT(&s->wdt[i]), OBJECT(&s->scu), "scu", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0, @@ -386,9 +364,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) for (i = 0; i < sc->macs_num; i++) { object_property_set_bool(OBJECT(&s->ftgmac100[i]), true, "aspeed", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0, @@ -398,9 +374,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) } /* XDMA */ - sysbus_realize(SYS_BUS_DEVICE(&s->xdma), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->xdma), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->xdma), 0, @@ -409,9 +383,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) aspeed_soc_get_irq(s, ASPEED_XDMA)); /* GPIO */ - sysbus_realize(SYS_BUS_DEVICE(&s->gpio), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_GPIO]); @@ -419,9 +391,7 @@ static void aspeed_soc_realize(DeviceState *dev, Error **errp) aspeed_soc_get_irq(s, ASPEED_GPIO)); /* SDHCI */ - sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdhci), 0, diff --git a/hw/arm/bcm2835_peripherals.c b/hw/arm/bcm2835_peripherals.c index 7ffdf62067..8313410ffe 100644 --- a/hw/arm/bcm2835_peripherals.c +++ b/hw/arm/bcm2835_peripherals.c @@ -161,9 +161,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) } /* Interrupt Controller */ - sysbus_realize(SYS_BUS_DEVICE(&s->ic), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ic), errp)) { return; } @@ -172,9 +170,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) sysbus_pass_irq(SYS_BUS_DEVICE(s), SYS_BUS_DEVICE(&s->ic)); /* Sys Timer */ - sysbus_realize(SYS_BUS_DEVICE(&s->systmr), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->systmr), errp)) { return; } memory_region_add_subregion(&s->peri_mr, ST_OFFSET, @@ -185,9 +181,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) /* UART0 */ qdev_prop_set_chr(DEVICE(&s->uart0), "chardev", serial_hd(0)); - sysbus_realize(SYS_BUS_DEVICE(&s->uart0), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart0), errp)) { return; } @@ -200,9 +194,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) /* AUX / UART1 */ qdev_prop_set_chr(DEVICE(&s->aux), "chardev", serial_hd(1)); - sysbus_realize(SYS_BUS_DEVICE(&s->aux), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->aux), errp)) { return; } @@ -213,9 +205,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) INTERRUPT_AUX)); /* Mailboxes */ - sysbus_realize(SYS_BUS_DEVICE(&s->mboxes), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mboxes), errp)) { return; } @@ -239,9 +229,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) return; } - sysbus_realize(SYS_BUS_DEVICE(&s->fb), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->fb), errp)) { return; } @@ -251,9 +239,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_FB)); /* Property channel */ - sysbus_realize(SYS_BUS_DEVICE(&s->property), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->property), errp)) { return; } @@ -264,9 +250,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_PROPERTY)); /* Random Number Generator */ - sysbus_realize(SYS_BUS_DEVICE(&s->rng), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->rng), errp)) { return; } @@ -289,9 +273,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_bool(OBJECT(&s->sdhci), true, "pending-insert-quirk", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp)) { return; } @@ -302,9 +284,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) INTERRUPT_ARASANSDIO)); /* SDHOST */ - sysbus_realize(SYS_BUS_DEVICE(&s->sdhost), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhost), errp)) { return; } @@ -315,9 +295,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) INTERRUPT_SDIO)); /* DMA Channels */ - sysbus_realize(SYS_BUS_DEVICE(&s->dma), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->dma), errp)) { return; } @@ -334,18 +312,14 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) } /* THERMAL */ - sysbus_realize(SYS_BUS_DEVICE(&s->thermal), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->thermal), errp)) { return; } memory_region_add_subregion(&s->peri_mr, THERMAL_OFFSET, sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->thermal), 0)); /* GPIO */ - sysbus_realize(SYS_BUS_DEVICE(&s->gpio), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) { return; } @@ -355,9 +329,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->gpio), "sd-bus"); /* Mphi */ - sysbus_realize(SYS_BUS_DEVICE(&s->mphi), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mphi), errp)) { return; } @@ -368,9 +340,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) INTERRUPT_HOSTPORT)); /* DWC2 */ - sysbus_realize(SYS_BUS_DEVICE(&s->dwc2), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->dwc2), errp)) { return; } diff --git a/hw/arm/bcm2836.c b/hw/arm/bcm2836.c index ed1793f7b7..51d156f0c5 100644 --- a/hw/arm/bcm2836.c +++ b/hw/arm/bcm2836.c @@ -86,9 +86,7 @@ static void bcm2836_realize(DeviceState *dev, Error **errp) object_property_add_const_link(OBJECT(&s->peripherals), "ram", obj); - sysbus_realize(SYS_BUS_DEVICE(&s->peripherals), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->peripherals), errp)) { return; } @@ -99,9 +97,7 @@ static void bcm2836_realize(DeviceState *dev, Error **errp) info->peri_base, 1); /* bcm2836 interrupt controller (and mailboxes, etc.) */ - sysbus_realize(SYS_BUS_DEVICE(&s->control), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->control), errp)) { return; } @@ -133,9 +129,7 @@ static void bcm2836_realize(DeviceState *dev, Error **errp) return; } - qdev_realize(DEVICE(&s->cpu[n].core), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu[n].core), NULL, errp)) { return; } diff --git a/hw/arm/cubieboard.c b/hw/arm/cubieboard.c index 5cbd115c53..c720e24ced 100644 --- a/hw/arm/cubieboard.c +++ b/hw/arm/cubieboard.c @@ -80,8 +80,7 @@ static void cubieboard_init(MachineState *machine) exit(1); } - qdev_realize(DEVICE(a10), NULL, &err); - if (err != NULL) { + if (!qdev_realize(DEVICE(a10), NULL, &err)) { error_reportf_err(err, "Couldn't realize Allwinner A10: "); exit(1); } diff --git a/hw/arm/digic.c b/hw/arm/digic.c index 13a83f7430..9fbb2258c9 100644 --- a/hw/arm/digic.c +++ b/hw/arm/digic.c @@ -62,16 +62,12 @@ static void digic_realize(DeviceState *dev, Error **errp) return; } - qdev_realize(DEVICE(&s->cpu), NULL, &err); - if (err != NULL) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) { return; } for (i = 0; i < DIGIC4_NB_TIMERS; i++) { - sysbus_realize(SYS_BUS_DEVICE(&s->timer[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer[i]), errp)) { return; } @@ -80,9 +76,7 @@ static void digic_realize(DeviceState *dev, Error **errp) } qdev_prop_set_chr(DEVICE(&s->uart), "chardev", serial_hd(0)); - sysbus_realize(SYS_BUS_DEVICE(&s->uart), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart), errp)) { return; } diff --git a/hw/arm/digic_boards.c b/hw/arm/digic_boards.c index b6452d918c..d5524d3e72 100644 --- a/hw/arm/digic_boards.c +++ b/hw/arm/digic_boards.c @@ -62,8 +62,7 @@ static void digic4_board_init(MachineState *machine, DigicBoard *board) exit(EXIT_FAILURE); } - qdev_realize(DEVICE(s), NULL, &err); - if (err != NULL) { + if (!qdev_realize(DEVICE(s), NULL, &err)) { error_reportf_err(err, "Couldn't realize DIGIC SoC: "); exit(1); } diff --git a/hw/arm/fsl-imx25.c b/hw/arm/fsl-imx25.c index 7ab5c98fbe..f5418c8c12 100644 --- a/hw/arm/fsl-imx25.c +++ b/hw/arm/fsl-imx25.c @@ -85,15 +85,11 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) uint8_t i; Error *err = NULL; - qdev_realize(DEVICE(&s->cpu), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) { return; } - sysbus_realize(SYS_BUS_DEVICE(&s->avic), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->avic), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->avic), 0, FSL_IMX25_AVIC_ADDR); @@ -102,9 +98,7 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) sysbus_connect_irq(SYS_BUS_DEVICE(&s->avic), 1, qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ)); - sysbus_realize(SYS_BUS_DEVICE(&s->ccm), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ccm), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccm), 0, FSL_IMX25_CCM_ADDR); @@ -124,9 +118,7 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", serial_hd(i)); - sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->uart[i]), 0, serial_table[i].addr); @@ -149,9 +141,7 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) s->gpt[i].ccm = IMX_CCM(&s->ccm); - sysbus_realize(SYS_BUS_DEVICE(&s->gpt[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpt[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpt[i]), 0, gpt_table[i].addr); @@ -172,9 +162,7 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) s->epit[i].ccm = IMX_CCM(&s->ccm); - sysbus_realize(SYS_BUS_DEVICE(&s->epit[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->epit[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->epit[i]), 0, epit_table[i].addr); @@ -185,18 +173,14 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) qdev_set_nic_properties(DEVICE(&s->fec), &nd_table[0]); - sysbus_realize(SYS_BUS_DEVICE(&s->fec), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->fec), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->fec), 0, FSL_IMX25_FEC_ADDR); sysbus_connect_irq(SYS_BUS_DEVICE(&s->fec), 0, qdev_get_gpio_in(DEVICE(&s->avic), FSL_IMX25_FEC_IRQ)); - sysbus_realize(SYS_BUS_DEVICE(&s->rngc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->rngc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->rngc), 0, FSL_IMX25_RNGC_ADDR); @@ -214,9 +198,7 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) { FSL_IMX25_I2C3_ADDR, FSL_IMX25_I2C3_IRQ } }; - sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c[i]), 0, i2c_table[i].addr); @@ -237,9 +219,7 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) { FSL_IMX25_GPIO4_ADDR, FSL_IMX25_GPIO4_IRQ } }; - sysbus_realize(SYS_BUS_DEVICE(&s->gpio[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio[i]), 0, gpio_table[i].addr); @@ -267,9 +247,7 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp) object_property_set_uint(OBJECT(&s->esdhc[i]), SDHCI_VENDOR_IMX, "vendor", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->esdhc[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->esdhc[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->esdhc[i]), 0, esdhc_table[i].addr); diff --git a/hw/arm/fsl-imx31.c b/hw/arm/fsl-imx31.c index 42cca529c3..8326f5ff81 100644 --- a/hw/arm/fsl-imx31.c +++ b/hw/arm/fsl-imx31.c @@ -66,15 +66,11 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp) uint16_t i; Error *err = NULL; - qdev_realize(DEVICE(&s->cpu), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) { return; } - sysbus_realize(SYS_BUS_DEVICE(&s->avic), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->avic), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->avic), 0, FSL_IMX31_AVIC_ADDR); @@ -83,9 +79,7 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp) sysbus_connect_irq(SYS_BUS_DEVICE(&s->avic), 1, qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ)); - sysbus_realize(SYS_BUS_DEVICE(&s->ccm), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ccm), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccm), 0, FSL_IMX31_CCM_ADDR); @@ -102,9 +96,7 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp) qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", serial_hd(i)); - sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), errp)) { return; } @@ -116,9 +108,7 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp) s->gpt.ccm = IMX_CCM(&s->ccm); - sysbus_realize(SYS_BUS_DEVICE(&s->gpt), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpt), errp)) { return; } @@ -138,9 +128,7 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp) s->epit[i].ccm = IMX_CCM(&s->ccm); - sysbus_realize(SYS_BUS_DEVICE(&s->epit[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->epit[i]), errp)) { return; } @@ -162,9 +150,7 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp) }; /* Initialize the I2C */ - sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), errp)) { return; } /* Map I2C memory */ @@ -188,9 +174,7 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp) object_property_set_bool(OBJECT(&s->gpio[i]), false, "has-edge-sel", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->gpio[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio[i]), 0, gpio_table[i].addr); diff --git a/hw/arm/fsl-imx6.c b/hw/arm/fsl-imx6.c index 4ae3c3efc2..4c2da277ec 100644 --- a/hw/arm/fsl-imx6.c +++ b/hw/arm/fsl-imx6.c @@ -130,9 +130,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) "start-powered-off", &error_abort); } - qdev_realize(DEVICE(&s->cpu[i]), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) { return; } } @@ -144,9 +142,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) FSL_IMX6_MAX_IRQ + GIC_INTERNAL, "num-irq", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->a9mpcore), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->a9mpcore), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->a9mpcore), 0, FSL_IMX6_A9MPCORE_ADDR); @@ -158,16 +154,12 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_FIQ)); } - sysbus_realize(SYS_BUS_DEVICE(&s->ccm), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ccm), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccm), 0, FSL_IMX6_CCM_ADDR); - sysbus_realize(SYS_BUS_DEVICE(&s->src), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->src), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->src), 0, FSL_IMX6_SRC_ADDR); @@ -187,9 +179,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", serial_hd(i)); - sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), errp)) { return; } @@ -201,9 +191,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) s->gpt.ccm = IMX_CCM(&s->ccm); - sysbus_realize(SYS_BUS_DEVICE(&s->gpt), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpt), errp)) { return; } @@ -224,9 +212,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) s->epit[i].ccm = IMX_CCM(&s->ccm); - sysbus_realize(SYS_BUS_DEVICE(&s->epit[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->epit[i]), errp)) { return; } @@ -247,9 +233,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) { FSL_IMX6_I2C3_ADDR, FSL_IMX6_I2C3_IRQ } }; - sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), errp)) { return; } @@ -307,9 +291,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_bool(OBJECT(&s->gpio[i]), true, "has-upper-pin-irq", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->gpio[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio[i]), errp)) { return; } @@ -343,9 +325,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) object_property_set_uint(OBJECT(&s->esdhc[i]), SDHCI_VENDOR_IMX, "vendor", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->esdhc[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->esdhc[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->esdhc[i]), 0, esdhc_table[i].addr); @@ -390,9 +370,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) }; /* Initialize the SPI */ - sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } @@ -403,9 +381,7 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp) } qdev_set_nic_properties(DEVICE(&s->eth), &nd_table[0]); - sysbus_realize(SYS_BUS_DEVICE(&s->eth), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->eth), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->eth), 0, FSL_IMX6_ENET_ADDR); diff --git a/hw/arm/msf2-soc.c b/hw/arm/msf2-soc.c index 3235c76194..b6143fba92 100644 --- a/hw/arm/msf2-soc.c +++ b/hw/arm/msf2-soc.c @@ -93,7 +93,6 @@ static void m2sxxx_soc_realize(DeviceState *dev_soc, Error **errp) MSF2State *s = MSF2_SOC(dev_soc); DeviceState *dev, *armv7m; SysBusDevice *busdev; - Error *err = NULL; int i; MemoryRegion *system_memory = get_system_memory(); @@ -125,9 +124,7 @@ static void m2sxxx_soc_realize(DeviceState *dev_soc, Error **errp) qdev_prop_set_bit(armv7m, "enable-bitband", true); object_property_set_link(OBJECT(&s->armv7m), OBJECT(get_system_memory()), "memory", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->armv7m), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->armv7m), errp)) { return; } @@ -153,9 +150,7 @@ static void m2sxxx_soc_realize(DeviceState *dev_soc, Error **errp) dev = DEVICE(&s->timer); /* APB0 clock is the timer input clock */ qdev_prop_set_uint32(dev, "clock-frequency", s->m3clk / s->apb0div); - sysbus_realize(SYS_BUS_DEVICE(&s->timer), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -168,9 +163,7 @@ static void m2sxxx_soc_realize(DeviceState *dev_soc, Error **errp) dev = DEVICE(&s->sysreg); qdev_prop_set_uint32(dev, "apb0divisor", s->apb0div); qdev_prop_set_uint32(dev, "apb1divisor", s->apb1div); - sysbus_realize(SYS_BUS_DEVICE(&s->sysreg), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sysreg), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -179,9 +172,7 @@ static void m2sxxx_soc_realize(DeviceState *dev_soc, Error **errp) for (i = 0; i < MSF2_NUM_SPIS; i++) { gchar *bus_name; - sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } @@ -199,9 +190,7 @@ static void m2sxxx_soc_realize(DeviceState *dev_soc, Error **errp) dev = DEVICE(&s->emac); object_property_set_link(OBJECT(&s->emac), OBJECT(get_system_memory()), "ahb-bus", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->emac), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->emac), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); diff --git a/hw/arm/nrf51_soc.c b/hw/arm/nrf51_soc.c index 20dd8b5897..a398bdfab8 100644 --- a/hw/arm/nrf51_soc.c +++ b/hw/arm/nrf51_soc.c @@ -67,9 +67,7 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp) object_property_set_link(OBJECT(&s->cpu), OBJECT(&s->container), "memory", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->cpu), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->cpu), errp)) { return; } @@ -84,9 +82,7 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp) memory_region_add_subregion(&s->container, NRF51_SRAM_BASE, &s->sram); /* UART */ - sysbus_realize(SYS_BUS_DEVICE(&s->uart), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart), errp)) { return; } mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->uart), 0); @@ -96,9 +92,7 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp) BASE_TO_IRQ(NRF51_UART_BASE))); /* RNG */ - sysbus_realize(SYS_BUS_DEVICE(&s->rng), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->rng), errp)) { return; } @@ -116,9 +110,7 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp) return; } - sysbus_realize(SYS_BUS_DEVICE(&s->nvm), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->nvm), errp)) { return; } @@ -132,9 +124,7 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp) memory_region_add_subregion_overlap(&s->container, NRF51_FLASH_BASE, mr, 0); /* GPIO */ - sysbus_realize(SYS_BUS_DEVICE(&s->gpio), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) { return; } @@ -151,9 +141,7 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp) error_propagate(errp, err); return; } - sysbus_realize(SYS_BUS_DEVICE(&s->timer[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer[i]), errp)) { return; } diff --git a/hw/arm/stm32f205_soc.c b/hw/arm/stm32f205_soc.c index 56aef686c9..5b008722e5 100644 --- a/hw/arm/stm32f205_soc.c +++ b/hw/arm/stm32f205_soc.c @@ -81,7 +81,6 @@ static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp) STM32F205State *s = STM32F205_SOC(dev_soc); DeviceState *dev, *armv7m; SysBusDevice *busdev; - Error *err = NULL; int i; MemoryRegion *system_memory = get_system_memory(); @@ -107,17 +106,13 @@ static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp) qdev_prop_set_bit(armv7m, "enable-bitband", true); object_property_set_link(OBJECT(&s->armv7m), OBJECT(get_system_memory()), "memory", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->armv7m), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->armv7m), errp)) { return; } /* System configuration controller */ dev = DEVICE(&s->syscfg); - sysbus_realize(SYS_BUS_DEVICE(&s->syscfg), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->syscfg), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -128,9 +123,7 @@ static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp) for (i = 0; i < STM_NUM_USARTS; i++) { dev = DEVICE(&(s->usart[i])); qdev_prop_set_chr(dev, "chardev", serial_hd(i)); - sysbus_realize(SYS_BUS_DEVICE(&s->usart[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->usart[i]), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -142,9 +135,7 @@ static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp) for (i = 0; i < STM_NUM_TIMERS; i++) { dev = DEVICE(&(s->timer[i])); qdev_prop_set_uint64(dev, "clock-frequency", 1000000000); - sysbus_realize(SYS_BUS_DEVICE(&s->timer[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer[i]), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -155,9 +146,7 @@ static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp) /* ADC 1 to 3 */ object_property_set_int(OBJECT(s->adc_irqs), STM_NUM_ADCS, "num-lines", &error_abort); - qdev_realize(DEVICE(s->adc_irqs), NULL, &err); - if (err != NULL) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(s->adc_irqs), NULL, errp)) { return; } qdev_connect_gpio_out(DEVICE(s->adc_irqs), 0, @@ -165,9 +154,7 @@ static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp) for (i = 0; i < STM_NUM_ADCS; i++) { dev = DEVICE(&(s->adc[i])); - sysbus_realize(SYS_BUS_DEVICE(&s->adc[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->adc[i]), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -179,9 +166,7 @@ static void stm32f205_soc_realize(DeviceState *dev_soc, Error **errp) /* SPI 1 and 2 */ for (i = 0; i < STM_NUM_SPIS; i++) { dev = DEVICE(&(s->spi[i])); - sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); diff --git a/hw/arm/stm32f405_soc.c b/hw/arm/stm32f405_soc.c index cf9228d8e7..48b7181665 100644 --- a/hw/arm/stm32f405_soc.c +++ b/hw/arm/stm32f405_soc.c @@ -118,17 +118,13 @@ static void stm32f405_soc_realize(DeviceState *dev_soc, Error **errp) qdev_prop_set_bit(armv7m, "enable-bitband", true); object_property_set_link(OBJECT(&s->armv7m), OBJECT(system_memory), "memory", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->armv7m), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->armv7m), errp)) { return; } /* System configuration controller */ dev = DEVICE(&s->syscfg); - sysbus_realize(SYS_BUS_DEVICE(&s->syscfg), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->syscfg), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -139,9 +135,7 @@ static void stm32f405_soc_realize(DeviceState *dev_soc, Error **errp) for (i = 0; i < STM_NUM_USARTS; i++) { dev = DEVICE(&(s->usart[i])); qdev_prop_set_chr(dev, "chardev", serial_hd(i)); - sysbus_realize(SYS_BUS_DEVICE(&s->usart[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->usart[i]), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -153,9 +147,7 @@ static void stm32f405_soc_realize(DeviceState *dev_soc, Error **errp) for (i = 0; i < STM_NUM_TIMERS; i++) { dev = DEVICE(&(s->timer[i])); qdev_prop_set_uint64(dev, "clock-frequency", 1000000000); - sysbus_realize(SYS_BUS_DEVICE(&s->timer[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer[i]), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -173,9 +165,7 @@ static void stm32f405_soc_realize(DeviceState *dev_soc, Error **errp) } object_property_set_int(OBJECT(&s->adc_irqs), STM_NUM_ADCS, "num-lines", &error_abort); - qdev_realize(DEVICE(&s->adc_irqs), NULL, &err); - if (err != NULL) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->adc_irqs), NULL, errp)) { return; } qdev_connect_gpio_out(DEVICE(&s->adc_irqs), 0, @@ -183,9 +173,7 @@ static void stm32f405_soc_realize(DeviceState *dev_soc, Error **errp) for (i = 0; i < STM_NUM_ADCS; i++) { dev = DEVICE(&(s->adc[i])); - sysbus_realize(SYS_BUS_DEVICE(&s->adc[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->adc[i]), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -197,9 +185,7 @@ static void stm32f405_soc_realize(DeviceState *dev_soc, Error **errp) /* SPI devices */ for (i = 0; i < STM_NUM_SPIS; i++) { dev = DEVICE(&(s->spi[i])); - sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); @@ -209,9 +195,7 @@ static void stm32f405_soc_realize(DeviceState *dev_soc, Error **errp) /* EXTI device */ dev = DEVICE(&s->exti); - sysbus_realize(SYS_BUS_DEVICE(&s->exti), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->exti), errp)) { return; } busdev = SYS_BUS_DEVICE(dev); diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c index 1de9d4a89d..33e63a2c4e 100644 --- a/hw/arm/xlnx-zynqmp.c +++ b/hw/arm/xlnx-zynqmp.c @@ -176,7 +176,6 @@ static inline int arm_gic_ppi_index(int cpu_nr, int ppi_index) static void xlnx_zynqmp_create_rpu(MachineState *ms, XlnxZynqMPState *s, const char *boot_cpu, Error **errp) { - Error *err = NULL; int i; int num_rpus = MIN(ms->smp.cpus - XLNX_ZYNQMP_NUM_APU_CPUS, XLNX_ZYNQMP_NUM_RPU_CPUS); @@ -209,9 +208,7 @@ static void xlnx_zynqmp_create_rpu(MachineState *ms, XlnxZynqMPState *s, object_property_set_bool(OBJECT(&s->rpu_cpu[i]), true, "reset-hivecs", &error_abort); - qdev_realize(DEVICE(&s->rpu_cpu[i]), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->rpu_cpu[i]), NULL, errp)) { return; } } @@ -367,16 +364,12 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) "reset-cbar", &error_abort); object_property_set_int(OBJECT(&s->apu_cpu[i]), num_apus, "core-count", &error_abort); - qdev_realize(DEVICE(&s->apu_cpu[i]), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->apu_cpu[i]), NULL, errp)) { return; } } - sysbus_realize(SYS_BUS_DEVICE(&s->gic), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gic), errp)) { return; } @@ -470,9 +463,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_int(OBJECT(&s->gem[i]), 2, "num-priority-queues", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->gem[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gem[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gem[i]), 0, gem_addr[i]); @@ -482,9 +473,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) for (i = 0; i < XLNX_ZYNQMP_NUM_UARTS; i++) { qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", serial_hd(i)); - sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->uart[i]), 0, uart_addr[i]); @@ -494,9 +483,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) object_property_set_int(OBJECT(&s->sata), SATA_NUM_PORTS, "num-ports", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->sata), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->sata), errp)) { return; } @@ -528,9 +515,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - sysbus_realize(SYS_BUS_DEVICE(sdhci), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(sdhci), errp)) { return; } sysbus_mmio_map(sbd, 0, sdhci_addr[i]); @@ -545,9 +530,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) for (i = 0; i < XLNX_ZYNQMP_NUM_SPIS; i++) { gchar *bus_name; - sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } @@ -562,9 +545,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) g_free(bus_name); } - sysbus_realize(SYS_BUS_DEVICE(&s->qspi), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->qspi), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->qspi), 0, QSPI_ADDR); @@ -584,17 +565,13 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) g_free(target_bus); } - sysbus_realize(SYS_BUS_DEVICE(&s->dp), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->dp), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->dp), 0, DP_ADDR); sysbus_connect_irq(SYS_BUS_DEVICE(&s->dp), 0, gic_spi[DP_IRQ]); - sysbus_realize(SYS_BUS_DEVICE(&s->dpdma), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->dpdma), errp)) { return; } object_property_set_link(OBJECT(&s->dp), OBJECT(&s->dpdma), "dpdma", @@ -602,17 +579,13 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) sysbus_mmio_map(SYS_BUS_DEVICE(&s->dpdma), 0, DPDMA_ADDR); sysbus_connect_irq(SYS_BUS_DEVICE(&s->dpdma), 0, gic_spi[DPDMA_IRQ]); - sysbus_realize(SYS_BUS_DEVICE(&s->ipi), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->ipi), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ipi), 0, IPI_ADDR); sysbus_connect_irq(SYS_BUS_DEVICE(&s->ipi), 0, gic_spi[IPI_IRQ]); - sysbus_realize(SYS_BUS_DEVICE(&s->rtc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, RTC_ADDR); @@ -624,9 +597,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - sysbus_realize(SYS_BUS_DEVICE(&s->gdma[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gdma[i]), errp)) { return; } @@ -636,9 +607,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp) } for (i = 0; i < XLNX_ZYNQMP_NUM_ADMA_CH; i++) { - sysbus_realize(SYS_BUS_DEVICE(&s->adma[i]), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->adma[i]), errp)) { return; } diff --git a/hw/block/fdc.c b/hw/block/fdc.c index f4493d6afa..fe0ae2d146 100644 --- a/hw/block/fdc.c +++ b/hw/block/fdc.c @@ -2574,9 +2574,7 @@ static void fdctrl_connect_drives(FDCtrl *fdctrl, DeviceState *fdc_dev, return; } - qdev_realize_and_unref(dev, &fdctrl->bus.bus, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize_and_unref(dev, &fdctrl->bus.bus, errp)) { return; } } diff --git a/hw/block/xen-block.c b/hw/block/xen-block.c index 1b7bc5de08..10c44dfda2 100644 --- a/hw/block/xen-block.c +++ b/hw/block/xen-block.c @@ -961,8 +961,7 @@ static void xen_block_device_create(XenBackendInstance *backend, blockdev->iothread = iothread; blockdev->drive = drive; - qdev_realize_and_unref(DEVICE(xendev), BUS(xenbus), &local_err); - if (local_err) { + if (!qdev_realize_and_unref(DEVICE(xendev), BUS(xenbus), &local_err)) { error_propagate_prepend(errp, local_err, "realization of device %s failed: ", type); diff --git a/hw/char/serial-pci-multi.c b/hw/char/serial-pci-multi.c index 56f915e7c9..2cf3e44177 100644 --- a/hw/char/serial-pci-multi.c +++ b/hw/char/serial-pci-multi.c @@ -95,7 +95,6 @@ static void multi_serial_pci_realize(PCIDevice *dev, Error **errp) PCIDeviceClass *pc = PCI_DEVICE_GET_CLASS(dev); PCIMultiSerialState *pci = DO_UPCAST(PCIMultiSerialState, dev, dev); SerialState *s; - Error *err = NULL; size_t i, nports = multi_serial_get_port_count(pc); pci->dev.config[PCI_CLASS_PROG] = pci->prog_if; @@ -106,9 +105,7 @@ static void multi_serial_pci_realize(PCIDevice *dev, Error **errp) for (i = 0; i < nports; i++) { s = pci->state + i; - qdev_realize(DEVICE(s), NULL, &err); - if (err != NULL) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(s), NULL, errp)) { multi_serial_pci_exit(dev); return; } diff --git a/hw/char/serial-pci.c b/hw/char/serial-pci.c index 298f3adba7..cd56924a43 100644 --- a/hw/char/serial-pci.c +++ b/hw/char/serial-pci.c @@ -47,11 +47,8 @@ static void serial_pci_realize(PCIDevice *dev, Error **errp) { PCISerialState *pci = DO_UPCAST(PCISerialState, dev, dev); SerialState *s = &pci->state; - Error *err = NULL; - qdev_realize(DEVICE(s), NULL, &err); - if (err != NULL) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(s), NULL, errp)) { return; } diff --git a/hw/char/serial.c b/hw/char/serial.c index 9eebcb27e7..2386479492 100644 --- a/hw/char/serial.c +++ b/hw/char/serial.c @@ -989,11 +989,8 @@ static void serial_io_realize(DeviceState *dev, Error **errp) { SerialIO *sio = SERIAL_IO(dev); SerialState *s = &sio->serial; - Error *local_err = NULL; - qdev_realize(DEVICE(s), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(s), NULL, errp)) { return; } @@ -1096,11 +1093,8 @@ static void serial_mm_realize(DeviceState *dev, Error **errp) { SerialMM *smm = SERIAL_MM(dev); SerialState *s = &smm->serial; - Error *local_err = NULL; - qdev_realize(DEVICE(s), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(s), NULL, errp)) { return; } diff --git a/hw/core/cpu.c b/hw/core/cpu.c index 0f23409f1d..594441a150 100644 --- a/hw/core/cpu.c +++ b/hw/core/cpu.c @@ -59,8 +59,7 @@ CPUState *cpu_create(const char *typename) { Error *err = NULL; CPUState *cpu = CPU(object_new(typename)); - qdev_realize(DEVICE(cpu), NULL, &err); - if (err != NULL) { + if (!qdev_realize(DEVICE(cpu), NULL, &err)) { error_report_err(err); object_unref(OBJECT(cpu)); exit(EXIT_FAILURE); diff --git a/hw/cpu/a15mpcore.c b/hw/cpu/a15mpcore.c index e6085f5d44..c377be398d 100644 --- a/hw/cpu/a15mpcore.c +++ b/hw/cpu/a15mpcore.c @@ -53,7 +53,6 @@ static void a15mp_priv_realize(DeviceState *dev, Error **errp) DeviceState *gicdev; SysBusDevice *busdev; int i; - Error *err = NULL; bool has_el3; bool has_el2 = false; Object *cpuobj; @@ -76,9 +75,7 @@ static void a15mp_priv_realize(DeviceState *dev, Error **errp) qdev_prop_set_bit(gicdev, "has-virtualization-extensions", has_el2); } - sysbus_realize(SYS_BUS_DEVICE(&s->gic), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gic), errp)) { return; } busdev = SYS_BUS_DEVICE(&s->gic); diff --git a/hw/cpu/a9mpcore.c b/hw/cpu/a9mpcore.c index 642363d2f4..351295e518 100644 --- a/hw/cpu/a9mpcore.c +++ b/hw/cpu/a9mpcore.c @@ -50,16 +50,13 @@ static void a9mp_priv_realize(DeviceState *dev, Error **errp) DeviceState *scudev, *gicdev, *gtimerdev, *mptimerdev, *wdtdev; SysBusDevice *scubusdev, *gicbusdev, *gtimerbusdev, *mptimerbusdev, *wdtbusdev; - Error *err = NULL; int i; bool has_el3; Object *cpuobj; scudev = DEVICE(&s->scu); qdev_prop_set_uint32(scudev, "num-cpu", s->num_cpu); - sysbus_realize(SYS_BUS_DEVICE(&s->scu), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) { return; } scubusdev = SYS_BUS_DEVICE(&s->scu); @@ -78,9 +75,7 @@ static void a9mp_priv_realize(DeviceState *dev, Error **errp) object_property_get_bool(cpuobj, "has_el3", &error_abort); qdev_prop_set_bit(gicdev, "has-security-extensions", has_el3); - sysbus_realize(SYS_BUS_DEVICE(&s->gic), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gic), errp)) { return; } gicbusdev = SYS_BUS_DEVICE(&s->gic); @@ -93,27 +88,21 @@ static void a9mp_priv_realize(DeviceState *dev, Error **errp) gtimerdev = DEVICE(&s->gtimer); qdev_prop_set_uint32(gtimerdev, "num-cpu", s->num_cpu); - sysbus_realize(SYS_BUS_DEVICE(&s->gtimer), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gtimer), errp)) { return; } gtimerbusdev = SYS_BUS_DEVICE(&s->gtimer); mptimerdev = DEVICE(&s->mptimer); qdev_prop_set_uint32(mptimerdev, "num-cpu", s->num_cpu); - sysbus_realize(SYS_BUS_DEVICE(&s->mptimer), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mptimer), errp)) { return; } mptimerbusdev = SYS_BUS_DEVICE(&s->mptimer); wdtdev = DEVICE(&s->wdt); qdev_prop_set_uint32(wdtdev, "num-cpu", s->num_cpu); - sysbus_realize(SYS_BUS_DEVICE(&s->wdt), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt), errp)) { return; } wdtbusdev = SYS_BUS_DEVICE(&s->wdt); diff --git a/hw/cpu/arm11mpcore.c b/hw/cpu/arm11mpcore.c index a2afb992fb..89c4e35143 100644 --- a/hw/cpu/arm11mpcore.c +++ b/hw/cpu/arm11mpcore.c @@ -76,12 +76,9 @@ static void mpcore_priv_realize(DeviceState *dev, Error **errp) DeviceState *gicdev = DEVICE(&s->gic); DeviceState *mptimerdev = DEVICE(&s->mptimer); DeviceState *wdtimerdev = DEVICE(&s->wdtimer); - Error *err = NULL; qdev_prop_set_uint32(scudev, "num-cpu", s->num_cpu); - sysbus_realize(SYS_BUS_DEVICE(&s->scu), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) { return; } @@ -91,9 +88,7 @@ static void mpcore_priv_realize(DeviceState *dev, Error **errp) ARM11MPCORE_NUM_GIC_PRIORITY_BITS); - sysbus_realize(SYS_BUS_DEVICE(&s->gic), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gic), errp)) { return; } @@ -104,16 +99,12 @@ static void mpcore_priv_realize(DeviceState *dev, Error **errp) qdev_init_gpio_in(dev, mpcore_priv_set_irq, s->num_irq - 32); qdev_prop_set_uint32(mptimerdev, "num-cpu", s->num_cpu); - sysbus_realize(SYS_BUS_DEVICE(&s->mptimer), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mptimer), errp)) { return; } qdev_prop_set_uint32(wdtimerdev, "num-cpu", s->num_cpu); - sysbus_realize(SYS_BUS_DEVICE(&s->wdtimer), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdtimer), errp)) { return; } diff --git a/hw/cpu/realview_mpcore.c b/hw/cpu/realview_mpcore.c index d2e426fa45..96f4d2517a 100644 --- a/hw/cpu/realview_mpcore.c +++ b/hw/cpu/realview_mpcore.c @@ -65,14 +65,11 @@ static void realview_mpcore_realize(DeviceState *dev, Error **errp) DeviceState *priv = DEVICE(&s->priv); DeviceState *gic; SysBusDevice *gicbusdev; - Error *err = NULL; int n; int i; qdev_prop_set_uint32(priv, "num-cpu", s->num_cpu); - sysbus_realize(SYS_BUS_DEVICE(&s->priv), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->priv), errp)) { return; } sysbus_pass_irq(sbd, SYS_BUS_DEVICE(&s->priv)); @@ -81,9 +78,7 @@ static void realview_mpcore_realize(DeviceState *dev, Error **errp) } /* ??? IRQ routing is hardcoded to "normal" mode. */ for (n = 0; n < 4; n++) { - sysbus_realize(SYS_BUS_DEVICE(&s->gic[n]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gic[n]), errp)) { return; } gic = DEVICE(&s->gic[n]); diff --git a/hw/display/virtio-gpu-pci.c b/hw/display/virtio-gpu-pci.c index 41b88b878d..93ba5956ed 100644 --- a/hw/display/virtio-gpu-pci.c +++ b/hw/display/virtio-gpu-pci.c @@ -31,13 +31,9 @@ static void virtio_gpu_pci_base_realize(VirtIOPCIProxy *vpci_dev, Error **errp) VirtIOGPUBase *g = vgpu->vgpu; DeviceState *vdev = DEVICE(g); int i; - Error *local_error = NULL; virtio_pci_force_virtio_1(vpci_dev); - qdev_realize(vdev, BUS(&vpci_dev->bus), &local_error); - - if (local_error) { - error_propagate(errp, local_error); + if (!qdev_realize(vdev, BUS(&vpci_dev->bus), errp)) { return; } diff --git a/hw/display/virtio-vga.c b/hw/display/virtio-vga.c index 67f409e106..fd550b35c8 100644 --- a/hw/display/virtio-vga.c +++ b/hw/display/virtio-vga.c @@ -93,7 +93,6 @@ static void virtio_vga_base_realize(VirtIOPCIProxy *vpci_dev, Error **errp) VirtIOVGABase *vvga = VIRTIO_VGA_BASE(vpci_dev); VirtIOGPUBase *g = vvga->vgpu; VGACommonState *vga = &vvga->vga; - Error *err = NULL; uint32_t offset; int i; @@ -138,9 +137,7 @@ static void virtio_vga_base_realize(VirtIOPCIProxy *vpci_dev, Error **errp) /* init virtio bits */ virtio_pci_force_virtio_1(vpci_dev); - qdev_realize(DEVICE(g), BUS(&vpci_dev->bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(g), BUS(&vpci_dev->bus), errp)) { return; } diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c index af9f4c5a85..3c4b6e6d70 100644 --- a/hw/intc/armv7m_nvic.c +++ b/hw/intc/armv7m_nvic.c @@ -2619,7 +2619,6 @@ static void nvic_systick_trigger(void *opaque, int n, int level) static void armv7m_nvic_realize(DeviceState *dev, Error **errp) { NVICState *s = NVIC(dev); - Error *err = NULL; int regionlen; /* The armv7m container object will have set our CPU pointer */ @@ -2640,9 +2639,7 @@ static void armv7m_nvic_realize(DeviceState *dev, Error **errp) s->num_prio_bits = arm_feature(&s->cpu->env, ARM_FEATURE_V7) ? 8 : 2; - sysbus_realize(SYS_BUS_DEVICE(&s->systick[M_REG_NS]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->systick[M_REG_NS]), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->systick[M_REG_NS]), 0, @@ -2657,9 +2654,7 @@ static void armv7m_nvic_realize(DeviceState *dev, Error **errp) object_initialize_child(OBJECT(dev), "systick-reg-s", &s->systick[M_REG_S], TYPE_SYSTICK); - sysbus_realize(SYS_BUS_DEVICE(&s->systick[M_REG_S]), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->systick[M_REG_S]), errp)) { return; } sysbus_connect_irq(SYS_BUS_DEVICE(&s->systick[M_REG_S]), 0, diff --git a/hw/intc/pnv_xive.c b/hw/intc/pnv_xive.c index 85ba0b4655..7d33457e81 100644 --- a/hw/intc/pnv_xive.c +++ b/hw/intc/pnv_xive.c @@ -1833,9 +1833,7 @@ static void pnv_xive_realize(DeviceState *dev, Error **errp) &error_fatal); object_property_set_link(OBJECT(xsrc), OBJECT(xive), "xive", &error_abort); - qdev_realize(DEVICE(xsrc), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(xsrc), NULL, errp)) { return; } @@ -1843,9 +1841,7 @@ static void pnv_xive_realize(DeviceState *dev, Error **errp) &error_fatal); object_property_set_link(OBJECT(end_xsrc), OBJECT(xive), "xive", &error_abort); - qdev_realize(DEVICE(end_xsrc), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(end_xsrc), NULL, errp)) { return; } diff --git a/hw/intc/realview_gic.c b/hw/intc/realview_gic.c index f11fb5259a..9b12116b2a 100644 --- a/hw/intc/realview_gic.c +++ b/hw/intc/realview_gic.c @@ -26,7 +26,6 @@ static void realview_gic_realize(DeviceState *dev, Error **errp) SysBusDevice *sbd = SYS_BUS_DEVICE(dev); RealViewGICState *s = REALVIEW_GIC(dev); SysBusDevice *busdev; - Error *err = NULL; /* The GICs on the RealView boards have a fixed nonconfigurable * number of interrupt lines, so we don't need to expose this as * a qdev property. @@ -34,9 +33,7 @@ static void realview_gic_realize(DeviceState *dev, Error **errp) int numirq = 96; qdev_prop_set_uint32(DEVICE(&s->gic), "num-irq", numirq); - sysbus_realize(SYS_BUS_DEVICE(&s->gic), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gic), errp)) { return; } busdev = SYS_BUS_DEVICE(&s->gic); diff --git a/hw/intc/spapr_xive.c b/hw/intc/spapr_xive.c index b7fc8dde7a..4e9ee90353 100644 --- a/hw/intc/spapr_xive.c +++ b/hw/intc/spapr_xive.c @@ -312,9 +312,7 @@ static void spapr_xive_realize(DeviceState *dev, Error **errp) &error_fatal); object_property_set_link(OBJECT(xsrc), OBJECT(xive), "xive", &error_abort); - qdev_realize(DEVICE(xsrc), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(xsrc), NULL, errp)) { return; } sysbus_init_mmio(SYS_BUS_DEVICE(xive), &xsrc->esb_mmio); @@ -326,9 +324,7 @@ static void spapr_xive_realize(DeviceState *dev, Error **errp) &error_fatal); object_property_set_link(OBJECT(end_xsrc), OBJECT(xive), "xive", &error_abort); - qdev_realize(DEVICE(end_xsrc), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(end_xsrc), NULL, errp)) { return; } sysbus_init_mmio(SYS_BUS_DEVICE(xive), &end_xsrc->esb_mmio); diff --git a/hw/intc/xics.c b/hw/intc/xics.c index d365eeca66..0d336fb033 100644 --- a/hw/intc/xics.c +++ b/hw/intc/xics.c @@ -376,7 +376,6 @@ static const TypeInfo icp_info = { Object *icp_create(Object *cpu, const char *type, XICSFabric *xi, Error **errp) { - Error *local_err = NULL; Object *obj; obj = object_new(type); @@ -384,10 +383,8 @@ Object *icp_create(Object *cpu, const char *type, XICSFabric *xi, Error **errp) object_unref(obj); object_property_set_link(obj, OBJECT(xi), ICP_PROP_XICS, &error_abort); object_property_set_link(obj, cpu, ICP_PROP_CPU, &error_abort); - qdev_realize(DEVICE(obj), NULL, &local_err); - if (local_err) { + if (!qdev_realize(DEVICE(obj), NULL, errp)) { object_unparent(obj); - error_propagate(errp, local_err); obj = NULL; } diff --git a/hw/intc/xive.c b/hw/intc/xive.c index 2c30dc53d8..8e167306e7 100644 --- a/hw/intc/xive.c +++ b/hw/intc/xive.c @@ -765,8 +765,7 @@ Object *xive_tctx_create(Object *cpu, XivePresenter *xptr, Error **errp) object_unref(obj); object_property_set_link(obj, cpu, "cpu", &error_abort); object_property_set_link(obj, OBJECT(xptr), "presenter", &error_abort); - qdev_realize(DEVICE(obj), NULL, &local_err); - if (local_err) { + if (!qdev_realize(DEVICE(obj), NULL, &local_err)) { goto error; } diff --git a/hw/isa/piix4.c b/hw/isa/piix4.c index f634bcb2d1..ac044afa95 100644 --- a/hw/isa/piix4.c +++ b/hw/isa/piix4.c @@ -150,7 +150,6 @@ static void piix4_realize(PCIDevice *dev, Error **errp) PIIX4State *s = PIIX4_PCI_DEVICE(dev); ISABus *isa_bus; qemu_irq *i8259_out_irq; - Error *err = NULL; isa_bus = isa_bus_new(DEVICE(dev), pci_address_space(dev), pci_address_space_io(dev), errp); @@ -183,9 +182,7 @@ static void piix4_realize(PCIDevice *dev, Error **errp) /* RTC */ qdev_prop_set_int32(DEVICE(&s->rtc), "base_year", 2000); - qdev_realize(DEVICE(&s->rtc), BUS(isa_bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->rtc), BUS(isa_bus), errp)) { return; } isa_init_irq(ISA_DEVICE(&s->rtc), &s->rtc.irq, RTC_ISA_IRQ); diff --git a/hw/microblaze/xlnx-zynqmp-pmu.c b/hw/microblaze/xlnx-zynqmp-pmu.c index abebc7e2ef..cd4f3427d8 100644 --- a/hw/microblaze/xlnx-zynqmp-pmu.c +++ b/hw/microblaze/xlnx-zynqmp-pmu.c @@ -76,7 +76,6 @@ static void xlnx_zynqmp_pmu_soc_init(Object *obj) static void xlnx_zynqmp_pmu_soc_realize(DeviceState *dev, Error **errp) { XlnxZynqMPPMUSoCState *s = XLNX_ZYNQMP_PMU_SOC(dev); - Error *err = NULL; object_property_set_uint(OBJECT(&s->cpu), XLNX_ZYNQMP_PMU_ROM_ADDR, "base-vectors", &error_abort); @@ -96,9 +95,7 @@ static void xlnx_zynqmp_pmu_soc_realize(DeviceState *dev, Error **errp) object_property_set_str(OBJECT(&s->cpu), "8.40.b", "version", &error_abort); object_property_set_uint(OBJECT(&s->cpu), 0, "pvr", &error_abort); - qdev_realize(DEVICE(&s->cpu), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) { return; } @@ -108,9 +105,7 @@ static void xlnx_zynqmp_pmu_soc_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_uint(OBJECT(&s->intc), 0xffff, "intc-positive", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->intc), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->intc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->intc), 0, XLNX_ZYNQMP_PMU_INTC_ADDR); diff --git a/hw/mips/cps.c b/hw/mips/cps.c index 0d7f3cf673..b4f2306596 100644 --- a/hw/mips/cps.c +++ b/hw/mips/cps.c @@ -71,7 +71,6 @@ static void mips_cps_realize(DeviceState *dev, Error **errp) CPUMIPSState *env; MIPSCPU *cpu; int i; - Error *err = NULL; target_ulong gcr_base; bool itu_present = false; bool saar_present = false; @@ -109,9 +108,7 @@ static void mips_cps_realize(DeviceState *dev, Error **errp) if (saar_present) { s->itu.saar = &env->CP0_SAAR; } - sysbus_realize(SYS_BUS_DEVICE(&s->itu), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->itu), errp)) { return; } @@ -125,9 +122,7 @@ static void mips_cps_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_int(OBJECT(&s->cpc), 1, "vp-start-running", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->cpc), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->cpc), errp)) { return; } @@ -140,9 +135,7 @@ static void mips_cps_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_int(OBJECT(&s->gic), 128, "num-irq", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->gic), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gic), errp)) { return; } @@ -163,9 +156,7 @@ static void mips_cps_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_link(OBJECT(&s->gcr), OBJECT(&s->cpc.mr), "cpc", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->gcr), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gcr), errp)) { return; } diff --git a/hw/misc/macio/cuda.c b/hw/misc/macio/cuda.c index 47aa3b0552..0d29d53116 100644 --- a/hw/misc/macio/cuda.c +++ b/hw/misc/macio/cuda.c @@ -524,13 +524,10 @@ static void cuda_reset(DeviceState *dev) static void cuda_realize(DeviceState *dev, Error **errp) { CUDAState *s = CUDA(dev); - Error *err = NULL; SysBusDevice *sbd; struct tm tm; - sysbus_realize(SYS_BUS_DEVICE(&s->mos6522_cuda), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mos6522_cuda), errp)) { return; } diff --git a/hw/misc/macio/macio.c b/hw/misc/macio/macio.c index 3251c79f46..7cfe357cc4 100644 --- a/hw/misc/macio/macio.c +++ b/hw/misc/macio/macio.c @@ -98,11 +98,8 @@ static void macio_common_realize(PCIDevice *d, Error **errp) { MacIOState *s = MACIO(d); SysBusDevice *sysbus_dev; - Error *err = NULL; - qdev_realize(DEVICE(&s->dbdma), BUS(&s->macio_bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->dbdma), BUS(&s->macio_bus), errp)) { return; } sysbus_dev = SYS_BUS_DEVICE(&s->dbdma); @@ -116,9 +113,7 @@ static void macio_common_realize(PCIDevice *d, Error **errp) qdev_prop_set_chr(DEVICE(&s->escc), "chrB", serial_hd(1)); qdev_prop_set_uint32(DEVICE(&s->escc), "chnBtype", escc_serial); qdev_prop_set_uint32(DEVICE(&s->escc), "chnAtype", escc_serial); - qdev_realize(DEVICE(&s->escc), BUS(&s->macio_bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->escc), BUS(&s->macio_bus), errp)) { return; } @@ -159,9 +154,7 @@ static void macio_oldworld_realize(PCIDevice *d, Error **errp) qdev_prop_set_uint64(DEVICE(&s->cuda), "timebase-frequency", s->frequency); - qdev_realize(DEVICE(&s->cuda), BUS(&s->macio_bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cuda), BUS(&s->macio_bus), errp)) { return; } sysbus_dev = SYS_BUS_DEVICE(&s->cuda); @@ -176,9 +169,7 @@ static void macio_oldworld_realize(PCIDevice *d, Error **errp) sysbus_connect_irq(sysbus_dev, 1, qdev_get_gpio_in(pic_dev, OLDWORLD_ESCCA_IRQ)); - qdev_realize(DEVICE(&os->nvram), BUS(&s->macio_bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&os->nvram), BUS(&s->macio_bus), errp)) { return; } sysbus_dev = SYS_BUS_DEVICE(&os->nvram); @@ -345,9 +336,7 @@ static void macio_newworld_realize(PCIDevice *d, Error **errp) object_property_set_link(OBJECT(&s->pmu), OBJECT(sysbus_dev), "gpio", &error_abort); qdev_prop_set_bit(DEVICE(&s->pmu), "has-adb", ns->has_adb); - qdev_realize(DEVICE(&s->pmu), BUS(&s->macio_bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->pmu), BUS(&s->macio_bus), errp)) { return; } sysbus_dev = SYS_BUS_DEVICE(&s->pmu); @@ -363,9 +352,7 @@ static void macio_newworld_realize(PCIDevice *d, Error **errp) qdev_prop_set_uint64(DEVICE(&s->cuda), "timebase-frequency", s->frequency); - qdev_realize(DEVICE(&s->cuda), BUS(&s->macio_bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(&s->cuda), BUS(&s->macio_bus), errp)) { return; } sysbus_dev = SYS_BUS_DEVICE(&s->cuda); diff --git a/hw/misc/macio/pmu.c b/hw/misc/macio/pmu.c index 41b626c46c..4b0983697c 100644 --- a/hw/misc/macio/pmu.c +++ b/hw/misc/macio/pmu.c @@ -741,13 +741,10 @@ static void pmu_reset(DeviceState *dev) static void pmu_realize(DeviceState *dev, Error **errp) { PMUState *s = VIA_PMU(dev); - Error *err = NULL; SysBusDevice *sbd; struct tm tm; - sysbus_realize(SYS_BUS_DEVICE(&s->mos6522_pmu), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mos6522_pmu), errp)) { return; } diff --git a/hw/pci-host/pnv_phb3.c b/hw/pci-host/pnv_phb3.c index 3ec904a55f..d85ca709d9 100644 --- a/hw/pci-host/pnv_phb3.c +++ b/hw/pci-host/pnv_phb3.c @@ -990,7 +990,6 @@ static void pnv_phb3_realize(DeviceState *dev, Error **errp) PnvPHB3 *phb = PNV_PHB3(dev); PCIHostState *pci = PCI_HOST_BRIDGE(dev); PnvMachineState *pnv = PNV_MACHINE(qdev_get_machine()); - Error *local_err = NULL; int i; if (phb->phb_id >= PNV8_CHIP_PHB3_MAX) { @@ -1003,9 +1002,7 @@ static void pnv_phb3_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_int(OBJECT(&phb->lsis), PNV_PHB3_NUM_LSI, "nr-irqs", &error_abort); - qdev_realize(DEVICE(&phb->lsis), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&phb->lsis), NULL, errp)) { return; } @@ -1022,18 +1019,14 @@ static void pnv_phb3_realize(DeviceState *dev, Error **errp) &error_abort); object_property_set_int(OBJECT(&phb->msis), PHB3_MAX_MSI, "nr-irqs", &error_abort); - qdev_realize(DEVICE(&phb->msis), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&phb->msis), NULL, errp)) { return; } /* Power Bus Common Queue */ object_property_set_link(OBJECT(&phb->pbcq), OBJECT(phb), "phb", &error_abort); - qdev_realize(DEVICE(&phb->pbcq), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&phb->pbcq), NULL, errp)) { return; } diff --git a/hw/pci-host/pnv_phb4.c b/hw/pci-host/pnv_phb4.c index 10716d759d..7739fd5984 100644 --- a/hw/pci-host/pnv_phb4.c +++ b/hw/pci-host/pnv_phb4.c @@ -1169,7 +1169,6 @@ static void pnv_phb4_realize(DeviceState *dev, Error **errp) PnvPHB4 *phb = PNV_PHB4(dev); PCIHostState *pci = PCI_HOST_BRIDGE(dev); XiveSource *xsrc = &phb->xsrc; - Error *local_err = NULL; int nr_irqs; char name[32]; @@ -1218,9 +1217,7 @@ static void pnv_phb4_realize(DeviceState *dev, Error **errp) } object_property_set_int(OBJECT(xsrc), nr_irqs, "nr-irqs", &error_fatal); object_property_set_link(OBJECT(xsrc), OBJECT(phb), "xive", &error_fatal); - qdev_realize(DEVICE(xsrc), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(xsrc), NULL, errp)) { return; } diff --git a/hw/pci-host/pnv_phb4_pec.c b/hw/pci-host/pnv_phb4_pec.c index 2d634c838e..40f993bd06 100644 --- a/hw/pci-host/pnv_phb4_pec.c +++ b/hw/pci-host/pnv_phb4_pec.c @@ -377,7 +377,6 @@ static void pnv_pec_instance_init(Object *obj) static void pnv_pec_realize(DeviceState *dev, Error **errp) { PnvPhb4PecState *pec = PNV_PHB4_PEC(dev); - Error *local_err = NULL; char name[64]; int i; @@ -390,9 +389,7 @@ static void pnv_pec_realize(DeviceState *dev, Error **errp) object_property_set_int(stk_obj, i, "stack-no", &error_abort); object_property_set_link(stk_obj, OBJECT(pec), "pec", &error_abort); - qdev_realize(DEVICE(stk_obj), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(stk_obj), NULL, errp)) { return; } } diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c index 51bf95b303..5448d101d9 100644 --- a/hw/ppc/e500.c +++ b/hw/ppc/e500.c @@ -764,16 +764,13 @@ static DeviceState *ppce500_init_mpic_qemu(PPCE500MachineState *pms, static DeviceState *ppce500_init_mpic_kvm(const PPCE500MachineClass *pmc, IrqLines *irqs, Error **errp) { - Error *err = NULL; DeviceState *dev; CPUState *cs; dev = qdev_new(TYPE_KVM_OPENPIC); qdev_prop_set_uint32(dev, "model", pmc->mpic_version); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), errp)) { object_unparent(OBJECT(dev)); return NULL; } diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 8bd03f3b10..392aa138de 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -1137,9 +1137,7 @@ static void pnv_chip_power8_realize(DeviceState *dev, Error **errp) "bar", &error_fatal); object_property_set_link(OBJECT(&chip8->psi), OBJECT(chip8->xics), ICS_PROP_XICS, &error_abort); - qdev_realize(DEVICE(&chip8->psi), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip8->psi), NULL, errp)) { return; } pnv_xscom_add_subregion(chip, PNV_XSCOM_PSIHB_BASE, @@ -1168,9 +1166,7 @@ static void pnv_chip_power8_realize(DeviceState *dev, Error **errp) /* Create the simplified OCC model */ object_property_set_link(OBJECT(&chip8->occ), OBJECT(&chip8->psi), "psi", &error_abort); - qdev_realize(DEVICE(&chip8->occ), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip8->occ), NULL, errp)) { return; } pnv_xscom_add_subregion(chip, PNV_XSCOM_OCC_BASE, &chip8->occ.xscom_regs); @@ -1182,9 +1178,7 @@ static void pnv_chip_power8_realize(DeviceState *dev, Error **errp) /* HOMER */ object_property_set_link(OBJECT(&chip8->homer), OBJECT(chip), "chip", &error_abort); - qdev_realize(DEVICE(&chip8->homer), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip8->homer), NULL, errp)) { return; } /* Homer Xscom region */ @@ -1202,9 +1196,7 @@ static void pnv_chip_power8_realize(DeviceState *dev, Error **errp) object_property_set_int(OBJECT(phb), i, "index", &error_fatal); object_property_set_int(OBJECT(phb), chip->chip_id, "chip-id", &error_fatal); - sysbus_realize(SYS_BUS_DEVICE(phb), &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!sysbus_realize(SYS_BUS_DEVICE(phb), errp)) { return; } @@ -1359,7 +1351,6 @@ static void pnv_chip_quad_realize(Pnv9Chip *chip9, Error **errp) static void pnv_chip_power9_phb_realize(PnvChip *chip, Error **errp) { Pnv9Chip *chip9 = PNV9_CHIP(chip); - Error *local_err = NULL; int i, j; int phb_id = 0; @@ -1381,9 +1372,7 @@ static void pnv_chip_power9_phb_realize(PnvChip *chip, Error **errp) &error_fatal); object_property_set_link(OBJECT(pec), OBJECT(get_system_memory()), "system-memory", &error_abort); - qdev_realize(DEVICE(pec), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(pec), NULL, errp)) { return; } @@ -1406,9 +1395,7 @@ static void pnv_chip_power9_phb_realize(PnvChip *chip, Error **errp) object_property_set_int(obj, PNV_PHB4_DEVICE_ID, "device-id", &error_fatal); object_property_set_link(obj, OBJECT(stack), "stack", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(obj), &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!sysbus_realize(SYS_BUS_DEVICE(obj), errp)) { return; } @@ -1466,9 +1453,7 @@ static void pnv_chip_power9_realize(DeviceState *dev, Error **errp) "tm-bar", &error_fatal); object_property_set_link(OBJECT(&chip9->xive), OBJECT(chip), "chip", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&chip9->xive), &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!sysbus_realize(SYS_BUS_DEVICE(&chip9->xive), errp)) { return; } pnv_xscom_add_subregion(chip, PNV9_XSCOM_XIVE_BASE, @@ -1477,9 +1462,7 @@ static void pnv_chip_power9_realize(DeviceState *dev, Error **errp) /* Processor Service Interface (PSI) Host Bridge */ object_property_set_int(OBJECT(&chip9->psi), PNV9_PSIHB_BASE(chip), "bar", &error_fatal); - qdev_realize(DEVICE(&chip9->psi), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip9->psi), NULL, errp)) { return; } pnv_xscom_add_subregion(chip, PNV9_XSCOM_PSIHB_BASE, @@ -1488,9 +1471,7 @@ static void pnv_chip_power9_realize(DeviceState *dev, Error **errp) /* LPC */ object_property_set_link(OBJECT(&chip9->lpc), OBJECT(&chip9->psi), "psi", &error_abort); - qdev_realize(DEVICE(&chip9->lpc), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip9->lpc), NULL, errp)) { return; } memory_region_add_subregion(get_system_memory(), PNV9_LPCM_BASE(chip), @@ -1502,9 +1483,7 @@ static void pnv_chip_power9_realize(DeviceState *dev, Error **errp) /* Create the simplified OCC model */ object_property_set_link(OBJECT(&chip9->occ), OBJECT(&chip9->psi), "psi", &error_abort); - qdev_realize(DEVICE(&chip9->occ), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip9->occ), NULL, errp)) { return; } pnv_xscom_add_subregion(chip, PNV9_XSCOM_OCC_BASE, &chip9->occ.xscom_regs); @@ -1516,9 +1495,7 @@ static void pnv_chip_power9_realize(DeviceState *dev, Error **errp) /* HOMER */ object_property_set_link(OBJECT(&chip9->homer), OBJECT(chip), "chip", &error_abort); - qdev_realize(DEVICE(&chip9->homer), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip9->homer), NULL, errp)) { return; } /* Homer Xscom region */ @@ -1598,9 +1575,7 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp) /* Processor Service Interface (PSI) Host Bridge */ object_property_set_int(OBJECT(&chip10->psi), PNV10_PSIHB_BASE(chip), "bar", &error_fatal); - qdev_realize(DEVICE(&chip10->psi), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip10->psi), NULL, errp)) { return; } pnv_xscom_add_subregion(chip, PNV10_XSCOM_PSIHB_BASE, @@ -1609,9 +1584,7 @@ static void pnv_chip_power10_realize(DeviceState *dev, Error **errp) /* LPC */ object_property_set_link(OBJECT(&chip10->lpc), OBJECT(&chip10->psi), "psi", &error_abort); - qdev_realize(DEVICE(&chip10->lpc), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&chip10->lpc), NULL, errp)) { return; } memory_region_add_subregion(get_system_memory(), PNV10_LPCM_BASE(chip), diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c index c986c16db1..4724ddf96c 100644 --- a/hw/ppc/pnv_core.c +++ b/hw/ppc/pnv_core.c @@ -173,9 +173,7 @@ static void pnv_core_cpu_realize(PnvCore *pc, PowerPCCPU *cpu, Error **errp) Error *local_err = NULL; PnvChipClass *pcc = PNV_CHIP_GET_CLASS(pc->chip); - qdev_realize(DEVICE(cpu), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(cpu), NULL, errp)) { return; } diff --git a/hw/ppc/pnv_psi.c b/hw/ppc/pnv_psi.c index 75b8ae9703..08756a79cd 100644 --- a/hw/ppc/pnv_psi.c +++ b/hw/ppc/pnv_psi.c @@ -510,9 +510,7 @@ static void pnv_psi_power8_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } - qdev_realize(DEVICE(ics), NULL, &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(DEVICE(ics), NULL, errp)) { return; } @@ -842,7 +840,6 @@ static void pnv_psi_power9_realize(DeviceState *dev, Error **errp) { PnvPsi *psi = PNV_PSI(dev); XiveSource *xsrc = &PNV9_PSI(psi)->source; - Error *local_err = NULL; int i; /* This is the only device with 4k ESB pages */ @@ -851,9 +848,7 @@ static void pnv_psi_power9_realize(DeviceState *dev, Error **errp) object_property_set_int(OBJECT(xsrc), PSIHB9_NUM_IRQS, "nr-irqs", &error_fatal); object_property_set_link(OBJECT(xsrc), OBJECT(psi), "xive", &error_abort); - qdev_realize(DEVICE(xsrc), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(xsrc), NULL, errp)) { return; } diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c index 26ad566f42..85330d08a1 100644 --- a/hw/ppc/spapr_cpu_core.c +++ b/hw/ppc/spapr_cpu_core.c @@ -239,8 +239,7 @@ static void spapr_realize_vcpu(PowerPCCPU *cpu, SpaprMachineState *spapr, CPUState *cs = CPU(cpu); Error *local_err = NULL; - qdev_realize(DEVICE(cpu), NULL, &local_err); - if (local_err) { + if (!qdev_realize(DEVICE(cpu), NULL, &local_err)) { goto error; } diff --git a/hw/ppc/spapr_irq.c b/hw/ppc/spapr_irq.c index 897bf98587..a61d39ad71 100644 --- a/hw/ppc/spapr_irq.c +++ b/hw/ppc/spapr_irq.c @@ -302,7 +302,6 @@ void spapr_irq_init(SpaprMachineState *spapr, Error **errp) spapr_irq_msi_init(spapr); if (spapr->irq->xics) { - Error *local_err = NULL; Object *obj; obj = object_new(TYPE_ICS_SPAPR); @@ -311,9 +310,7 @@ void spapr_irq_init(SpaprMachineState *spapr, Error **errp) object_property_set_link(obj, OBJECT(spapr), ICS_PROP_XICS, &error_abort); object_property_set_int(obj, smc->nr_xirqs, "nr-irqs", &error_abort); - qdev_realize(DEVICE(obj), NULL, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(obj), NULL, errp)) { return; } diff --git a/hw/riscv/opentitan.c b/hw/riscv/opentitan.c index 19223e4c29..d40f065a6a 100644 --- a/hw/riscv/opentitan.c +++ b/hw/riscv/opentitan.c @@ -106,7 +106,6 @@ static void lowrisc_ibex_soc_realize(DeviceState *dev_soc, Error **errp) MachineState *ms = MACHINE(qdev_get_machine()); LowRISCIbexSoCState *s = RISCV_IBEX_SOC(dev_soc); MemoryRegion *sys_mem = get_system_memory(); - Error *err = NULL; object_property_set_str(OBJECT(&s->cpus), ms->cpu_type, "cpu-type", &error_abort); @@ -127,18 +126,14 @@ static void lowrisc_ibex_soc_realize(DeviceState *dev_soc, Error **errp) &s->flash_mem); /* PLIC */ - sysbus_realize(SYS_BUS_DEVICE(&s->plic), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->plic), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->plic), 0, memmap[IBEX_PLIC].base); /* UART */ qdev_prop_set_chr(DEVICE(&(s->uart)), "chardev", serial_hd(0)); - sysbus_realize(SYS_BUS_DEVICE(&s->uart), &err); - if (err != NULL) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->uart), 0, memmap[IBEX_UART].base); diff --git a/hw/riscv/sifive_e.c b/hw/riscv/sifive_e.c index 0cb66ac4e2..416adfcce0 100644 --- a/hw/riscv/sifive_e.c +++ b/hw/riscv/sifive_e.c @@ -185,8 +185,6 @@ static void sifive_e_soc_realize(DeviceState *dev, Error **errp) { MachineState *ms = MACHINE(qdev_get_machine()); const struct MemmapEntry *memmap = sifive_e_memmap; - Error *err = NULL; - SiFiveESoCState *s = RISCV_E_SOC(dev); MemoryRegion *sys_mem = get_system_memory(); @@ -221,9 +219,7 @@ static void sifive_e_soc_realize(DeviceState *dev, Error **errp) /* GPIO */ - sysbus_realize(SYS_BUS_DEVICE(&s->gpio), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) { return; } diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c index a1d2edfe13..12cd91b227 100644 --- a/hw/riscv/sifive_u.c +++ b/hw/riscv/sifive_u.c @@ -608,7 +608,6 @@ static void sifive_u_soc_realize(DeviceState *dev, Error **errp) char *plic_hart_config; size_t plic_hart_config_len; int i; - Error *err = NULL; NICInfo *nd = &nd_table[0]; sysbus_realize(SYS_BUS_DEVICE(&s->e_cpus), &error_abort); @@ -710,9 +709,7 @@ static void sifive_u_soc_realize(DeviceState *dev, Error **errp) } object_property_set_int(OBJECT(&s->gem), GEM_REVISION, "revision", &error_abort); - sysbus_realize(SYS_BUS_DEVICE(&s->gem), &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gem), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gem), 0, memmap[SIFIVE_U_GEM].base); diff --git a/hw/s390x/event-facility.c b/hw/s390x/event-facility.c index 164b1fd295..645b4080c5 100644 --- a/hw/s390x/event-facility.c +++ b/hw/s390x/event-facility.c @@ -442,18 +442,13 @@ static void init_event_facility(Object *obj) static void realize_event_facility(DeviceState *dev, Error **errp) { SCLPEventFacility *event_facility = EVENT_FACILITY(dev); - Error *local_err = NULL; - qdev_realize(DEVICE(&event_facility->quiesce), - BUS(&event_facility->sbus), &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&event_facility->quiesce), + BUS(&event_facility->sbus), errp)) { return; } - qdev_realize(DEVICE(&event_facility->cpu_hotplug), - BUS(&event_facility->sbus), &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!qdev_realize(DEVICE(&event_facility->cpu_hotplug), + BUS(&event_facility->sbus), errp)) { qdev_unrealize(DEVICE(&event_facility->quiesce)); return; } diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c index 142e52a8ff..0517901024 100644 --- a/hw/s390x/s390-pci-bus.c +++ b/hw/s390x/s390-pci-bus.c @@ -829,8 +829,7 @@ static S390PCIBusDevice *s390_pci_device_new(S390pciState *s, "zPCI device could not be created: "); return NULL; } - qdev_realize_and_unref(dev, BUS(s->bus), &local_err); - if (local_err) { + if (!qdev_realize_and_unref(dev, BUS(s->bus), &local_err)) { object_unparent(OBJECT(dev)); error_propagate_prepend(errp, local_err, "zPCI device could not be created: "); diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c index d39f6d7785..03364343eb 100644 --- a/hw/s390x/sclp.c +++ b/hw/s390x/sclp.c @@ -338,8 +338,7 @@ static void sclp_realize(DeviceState *dev, Error **errp) * as we can't find a fitting bus via the qom tree, we have to add the * event facility to the sysbus, so e.g. a sclp console can be created. */ - sysbus_realize(SYS_BUS_DEVICE(sclp->event_facility), &err); - if (err) { + if (!sysbus_realize(SYS_BUS_DEVICE(sclp->event_facility), &err)) { goto out; } diff --git a/hw/s390x/virtio-ccw-crypto.c b/hw/s390x/virtio-ccw-crypto.c index ca6753bff3..438626cf37 100644 --- a/hw/s390x/virtio-ccw-crypto.c +++ b/hw/s390x/virtio-ccw-crypto.c @@ -19,11 +19,8 @@ static void virtio_ccw_crypto_realize(VirtioCcwDevice *ccw_dev, Error **errp) { VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(ccw_dev); DeviceState *vdev = DEVICE(&dev->vdev); - Error *err = NULL; - qdev_realize(vdev, BUS(&ccw_dev->bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(vdev, BUS(&ccw_dev->bus), errp)) { return; } diff --git a/hw/s390x/virtio-ccw-rng.c b/hw/s390x/virtio-ccw-rng.c index 4077160f49..aefe6b1b51 100644 --- a/hw/s390x/virtio-ccw-rng.c +++ b/hw/s390x/virtio-ccw-rng.c @@ -20,11 +20,8 @@ static void virtio_ccw_rng_realize(VirtioCcwDevice *ccw_dev, Error **errp) { VirtIORNGCcw *dev = VIRTIO_RNG_CCW(ccw_dev); DeviceState *vdev = DEVICE(&dev->vdev); - Error *err = NULL; - qdev_realize(vdev, BUS(&ccw_dev->bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(vdev, BUS(&ccw_dev->bus), errp)) { return; } diff --git a/hw/scsi/scsi-bus.c b/hw/scsi/scsi-bus.c index b878a08080..f3d2d63de8 100644 --- a/hw/scsi/scsi-bus.c +++ b/hw/scsi/scsi-bus.c @@ -293,9 +293,7 @@ SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, BlockBackend *blk, qdev_prop_set_enum(dev, "rerror", rerror); qdev_prop_set_enum(dev, "werror", werror); - qdev_realize_and_unref(dev, &bus->qbus, &err); - if (err != NULL) { - error_propagate(errp, err); + if (!qdev_realize_and_unref(dev, &bus->qbus, errp)) { object_unparent(OBJECT(dev)); return NULL; } diff --git a/hw/sd/aspeed_sdhci.c b/hw/sd/aspeed_sdhci.c index 538d3bad3d..ad0bb6fdb4 100644 --- a/hw/sd/aspeed_sdhci.c +++ b/hw/sd/aspeed_sdhci.c @@ -145,9 +145,7 @@ static void aspeed_sdhci_realize(DeviceState *dev, Error **errp) return; } - sysbus_realize(sbd_slot, &err); - if (err) { - error_propagate(errp, err); + if (!sysbus_realize(sbd_slot, errp)) { return; } diff --git a/hw/sd/ssi-sd.c b/hw/sd/ssi-sd.c index 25cec2ddea..0df0edb51d 100644 --- a/hw/sd/ssi-sd.c +++ b/hw/sd/ssi-sd.c @@ -266,8 +266,7 @@ static void ssi_sd_realize(SSISlave *d, Error **errp) goto fail; } - qdev_realize_and_unref(carddev, BUS(&s->sdbus), &err); - if (err) { + if (!qdev_realize_and_unref(carddev, BUS(&s->sdbus), &err)) { goto fail; } diff --git a/hw/usb/bus.c b/hw/usb/bus.c index 957559b18d..ba27afe9f2 100644 --- a/hw/usb/bus.c +++ b/hw/usb/bus.c @@ -704,8 +704,7 @@ USBDevice *usbdevice_create(const char *cmdline) error_report("Failed to create USB device '%s'", f->name); return NULL; } - usb_realize_and_unref(dev, bus, &err); - if (err) { + if (!usb_realize_and_unref(dev, bus, &err)) { error_reportf_err(err, "Failed to initialize USB device '%s': ", f->name); object_unparent(OBJECT(dev)); diff --git a/hw/virtio/virtio-rng-pci.c b/hw/virtio/virtio-rng-pci.c index cf1afb47a6..b6cb0199a3 100644 --- a/hw/virtio/virtio-rng-pci.c +++ b/hw/virtio/virtio-rng-pci.c @@ -34,11 +34,8 @@ static void virtio_rng_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) { VirtIORngPCI *vrng = VIRTIO_RNG_PCI(vpci_dev); DeviceState *vdev = DEVICE(&vrng->vdev); - Error *err = NULL; - qdev_realize(vdev, BUS(&vpci_dev->bus), &err); - if (err) { - error_propagate(errp, err); + if (!qdev_realize(vdev, BUS(&vpci_dev->bus), errp)) { return; } diff --git a/qdev-monitor.c b/qdev-monitor.c index 22da107484..13a13a811a 100644 --- a/qdev-monitor.c +++ b/qdev-monitor.c @@ -676,8 +676,7 @@ DeviceState *qdev_device_add(QemuOpts *opts, Error **errp) } dev->opts = opts; - qdev_realize(DEVICE(dev), bus, &err); - if (err != NULL) { + if (!qdev_realize(DEVICE(dev), bus, &err)) { dev->opts = NULL; goto err_del_dev; } From patchwork Wed Jun 24 16:43:03 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279513 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 63DE5C433DF for ; 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Wed, 24 Jun 2020 12:43:52 -0400 X-MC-Unique: DSG8UmH0NwummhxL7cgoeA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 5B9A1804002; Wed, 24 Jun 2020 16:43:51 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5B86F7CADB; Wed, 24 Jun 2020 16:43:48 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id E83CA1138472; Wed, 24 Jun 2020 18:43:44 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 05/46] virtio-crypto-pci: Tidy up virtio_crypto_pci_realize() Date: Wed, 24 Jun 2020 18:43:03 +0200 Message-Id: <20200624164344.3778251-6-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; 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Tsirkin" , "Gonglei \(Arei\)" , pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" virtio_crypto_pci_realize() continues after realization of its "virtio-crypto-device" fails. Only an object_property_set_link() follows; looks harmless to me. Tidy up anyway: return after failure, just like virtio_rng_pci_realize() does. Cc: "Gonglei (Arei)" Cc: Michael S. Tsirkin Signed-off-by: Markus Armbruster --- hw/virtio/virtio-crypto-pci.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/hw/virtio/virtio-crypto-pci.c b/hw/virtio/virtio-crypto-pci.c index 72be531c95..0755722288 100644 --- a/hw/virtio/virtio-crypto-pci.c +++ b/hw/virtio/virtio-crypto-pci.c @@ -54,7 +54,9 @@ static void virtio_crypto_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) } virtio_pci_force_virtio_1(vpci_dev); - qdev_realize(vdev, BUS(&vpci_dev->bus), errp); + if (!qdev_realize(vdev, BUS(&vpci_dev->bus), errp)) { + return; + } object_property_set_link(OBJECT(vcrypto), OBJECT(vcrypto->vdev.conf.cryptodev), "cryptodev", NULL); From patchwork Wed Jun 24 16:43:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279523 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 43A38C433DF for ; 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Wed, 24 Jun 2020 12:43:50 -0400 X-MC-Unique: 2k-TKOI1N0uM7F6HKpPTeg-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id AE3ED107ACF2; Wed, 24 Jun 2020 16:43:48 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2F54C7A01A; Wed, 24 Jun 2020 16:43:48 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id EC3621138473; Wed, 24 Jun 2020 18:43:44 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 06/46] error: Avoid error_propagate() when error is not used here Date: Wed, 24 Jun 2020 18:43:04 +0200 Message-Id: <20200624164344.3778251-7-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 01:59:40 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" When all we do with an Error we receive into a local variable is propagating to somewhere else, we can just as well receive it there right away. Coccinelle script: @@ identifier fun, err, errp; expression list args; @@ - fun(args, &err); + fun(args, errp); ... when != err when strict - error_propagate(errp, err); @@ identifier fun, err, errp; expression list args; expression ret; @@ - ret = fun(args, &err); + ret = fun(args, errp); ... when != err when strict - error_propagate(errp, err); @@ identifier fun, err, errp; expression list args; expression ret; @@ - ret = fun(args, &err); + ret = fun(args, errp); ... when != err when strict if ( ( ret | !ret | ret == 0 | ret != 0 | ret < 0 | ret != NULL | ret == NULL ) ) { ... when != err when strict - error_propagate(errp, err); ... } @@ identifier fun, err, errp; expression list args; @@ if ( ( - fun(args, &err) + fun(args, errp) | - !fun(args, &err) + !fun(args, errp) | - fun(args, &err) == 0 + fun(args, errp) == 0 | - fun(args, &err) != 0 + fun(args, errp) != 0 | - fun(args, &err) < 0 + fun(args, errp) < 0 | - fun(args, &err) == NULL + fun(args, errp) == NULL | - fun(args, &err) != NULL + fun(args, errp) != NULL ) ) { ... when != err; when strict - error_propagate(errp, err); ... } The first two rules are prone to fail with "error_propagate(...) ... reachable by inconsistent control-flow paths". Script without them re-run where that happens. Manually double-check @err is not used afterwards. Dereferencing it would be use after free, but checking whether it's null would be legitimate. One such change to qbus_realize() backed out. Suboptimal line breaks tweaked manually. Signed-off-by: Markus Armbruster --- backends/cryptodev-vhost-user.c | 3 +-- block.c | 3 +-- block/file-posix.c | 8 ++------ block/parallels.c | 3 +-- block/qcow.c | 3 +-- block/qcow2.c | 10 +++------- block/qed.c | 3 +-- block/replication.c | 4 +--- block/vhdx.c | 3 +-- block/vmdk.c | 7 ++----- block/vpc.c | 3 +-- blockdev.c | 10 +++------- dump/dump.c | 7 ++----- hw/intc/xics_kvm.c | 3 +-- hw/s390x/s390-pci-bus.c | 4 +--- hw/usb/bus.c | 4 +--- hw/vfio/pci.c | 10 +++------- iothread.c | 3 +-- qdev-monitor.c | 3 +-- qga/commands-win32.c | 3 +-- util/main-loop.c | 4 +--- util/qemu-option.c | 3 +-- 22 files changed, 31 insertions(+), 73 deletions(-) diff --git a/backends/cryptodev-vhost-user.c b/backends/cryptodev-vhost-user.c index 8b8cbc4223..dbe5a8aae6 100644 --- a/backends/cryptodev-vhost-user.c +++ b/backends/cryptodev-vhost-user.c @@ -209,8 +209,7 @@ static void cryptodev_vhost_user_init( backend->conf.peers.ccs[i] = cc; if (i == 0) { - if (!qemu_chr_fe_init(&s->chr, chr, &local_err)) { - error_propagate(errp, local_err); + if (!qemu_chr_fe_init(&s->chr, chr, errp)) { return; } } diff --git a/block.c b/block.c index 6dbcb7e083..30a72bc4c2 100644 --- a/block.c +++ b/block.c @@ -5680,10 +5680,9 @@ static void coroutine_fn bdrv_co_invalidate_cache(BlockDriverState *bs, if (bs->open_flags & BDRV_O_INACTIVE) { bs->open_flags &= ~BDRV_O_INACTIVE; bdrv_get_cumulative_perm(bs, &perm, &shared_perm); - ret = bdrv_check_perm(bs, NULL, perm, shared_perm, NULL, NULL, &local_err); + ret = bdrv_check_perm(bs, NULL, perm, shared_perm, NULL, NULL, errp); if (ret < 0) { bs->open_flags |= BDRV_O_INACTIVE; - error_propagate(errp, local_err); return; } bdrv_set_perm(bs, perm, shared_perm); diff --git a/block/file-posix.c b/block/file-posix.c index 3ab8f5a0fa..2294bf5d00 100644 --- a/block/file-posix.c +++ b/block/file-posix.c @@ -3336,7 +3336,6 @@ static int hdev_open(BlockDriverState *bs, QDict *options, int flags, Error **errp) { BDRVRawState *s = bs->opaque; - Error *local_err = NULL; int ret; #if defined(__APPLE__) && defined(__MACH__) @@ -3401,9 +3400,8 @@ hdev_open_Mac_error: s->type = FTYPE_FILE; - ret = raw_open_common(bs, options, flags, 0, true, &local_err); + ret = raw_open_common(bs, options, flags, 0, true, errp); if (ret < 0) { - error_propagate(errp, local_err); #if defined(__APPLE__) && defined(__MACH__) if (*bsd_path) { filename = bsd_path; @@ -3679,14 +3677,12 @@ static int cdrom_open(BlockDriverState *bs, QDict *options, int flags, Error **errp) { BDRVRawState *s = bs->opaque; - Error *local_err = NULL; int ret; s->type = FTYPE_CD; - ret = raw_open_common(bs, options, flags, 0, true, &local_err); + ret = raw_open_common(bs, options, flags, 0, true, errp); if (ret) { - error_propagate(errp, local_err); return ret; } diff --git a/block/parallels.c b/block/parallels.c index 63a1cde8af..a84ec6a518 100644 --- a/block/parallels.c +++ b/block/parallels.c @@ -646,9 +646,8 @@ static int coroutine_fn parallels_co_create_opts(BlockDriver *drv, } /* Create and open the file (protocol layer) */ - ret = bdrv_create_file(filename, opts, &local_err); + ret = bdrv_create_file(filename, opts, errp); if (ret < 0) { - error_propagate(errp, local_err); goto done; } diff --git a/block/qcow.c b/block/qcow.c index ee5d35fe20..dca2a1fe7d 100644 --- a/block/qcow.c +++ b/block/qcow.c @@ -973,9 +973,8 @@ static int coroutine_fn qcow_co_create_opts(BlockDriver *drv, } /* Create and open the file (protocol layer) */ - ret = bdrv_create_file(filename, opts, &local_err); + ret = bdrv_create_file(filename, opts, errp); if (ret < 0) { - error_propagate(errp, local_err); goto fail; } diff --git a/block/qcow2.c b/block/qcow2.c index 0cd2e6757e..e81c284319 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -1583,8 +1583,7 @@ static int coroutine_fn qcow2_do_open(BlockDriverState *bs, QDict *options, /* read qcow2 extensions */ if (qcow2_read_extensions(bs, header.header_length, ext_end, NULL, - flags, &update_header, &local_err)) { - error_propagate(errp, local_err); + flags, &update_header, errp)) { ret = -EINVAL; goto fail; } @@ -3356,7 +3355,6 @@ qcow2_co_create(BlockdevCreateOptions *create_options, Error **errp) int version; int refcount_order; uint64_t* refcount_table; - Error *local_err = NULL; int ret; uint8_t compression_type = QCOW2_COMPRESSION_TYPE_ZLIB; @@ -3582,9 +3580,8 @@ qcow2_co_create(BlockdevCreateOptions *create_options, Error **errp) } blk = blk_new_open(NULL, NULL, options, BDRV_O_RDWR | BDRV_O_RESIZE | BDRV_O_NO_FLUSH, - &local_err); + errp); if (blk == NULL) { - error_propagate(errp, local_err); ret = -EIO; goto out; } @@ -3664,9 +3661,8 @@ qcow2_co_create(BlockdevCreateOptions *create_options, Error **errp) } blk = blk_new_open(NULL, NULL, options, BDRV_O_RDWR | BDRV_O_NO_BACKING | BDRV_O_NO_IO, - &local_err); + errp); if (blk == NULL) { - error_propagate(errp, local_err); ret = -EIO; goto out; } diff --git a/block/qed.c b/block/qed.c index c0c65015c7..e369fd360a 100644 --- a/block/qed.c +++ b/block/qed.c @@ -749,9 +749,8 @@ static int coroutine_fn bdrv_qed_co_create_opts(BlockDriver *drv, } /* Create and open the file (protocol layer) */ - ret = bdrv_create_file(filename, opts, &local_err); + ret = bdrv_create_file(filename, opts, errp); if (ret < 0) { - error_propagate(errp, local_err); goto fail; } diff --git a/block/replication.c b/block/replication.c index ccf7b78160..aa7164dbe3 100644 --- a/block/replication.c +++ b/block/replication.c @@ -369,7 +369,6 @@ static void reopen_backing_file(BlockDriverState *bs, bool writable, { BDRVReplicationState *s = bs->opaque; BlockReopenQueue *reopen_queue = NULL; - Error *local_err = NULL; if (writable) { s->orig_hidden_read_only = bdrv_is_read_only(s->hidden_disk->bs); @@ -394,8 +393,7 @@ static void reopen_backing_file(BlockDriverState *bs, bool writable, } if (reopen_queue) { - bdrv_reopen_multiple(reopen_queue, &local_err); - error_propagate(errp, local_err); + bdrv_reopen_multiple(reopen_queue, errp); } bdrv_subtree_drained_end(s->hidden_disk->bs); diff --git a/block/vhdx.c b/block/vhdx.c index fa9e544a5e..ac5a9094c4 100644 --- a/block/vhdx.c +++ b/block/vhdx.c @@ -2086,9 +2086,8 @@ static int coroutine_fn vhdx_co_create_opts(BlockDriver *drv, } /* Create and open the file (protocol layer) */ - ret = bdrv_create_file(filename, opts, &local_err); + ret = bdrv_create_file(filename, opts, errp); if (ret < 0) { - error_propagate(errp, local_err); goto fail; } diff --git a/block/vmdk.c b/block/vmdk.c index 62da465126..9a09193f3b 100644 --- a/block/vmdk.c +++ b/block/vmdk.c @@ -2250,19 +2250,16 @@ static int vmdk_create_extent(const char *filename, int64_t filesize, { int ret; BlockBackend *blk = NULL; - Error *local_err = NULL; - ret = bdrv_create_file(filename, opts, &local_err); + ret = bdrv_create_file(filename, opts, errp); if (ret < 0) { - error_propagate(errp, local_err); goto exit; } blk = blk_new_open(filename, NULL, NULL, BDRV_O_RDWR | BDRV_O_RESIZE | BDRV_O_PROTOCOL, - &local_err); + errp); if (blk == NULL) { - error_propagate(errp, local_err); ret = -EIO; goto exit; } diff --git a/block/vpc.c b/block/vpc.c index c055591641..36412f764d 100644 --- a/block/vpc.c +++ b/block/vpc.c @@ -1115,9 +1115,8 @@ static int coroutine_fn vpc_co_create_opts(BlockDriver *drv, } /* Create and open the file (protocol layer) */ - ret = bdrv_create_file(filename, opts, &local_err); + ret = bdrv_create_file(filename, opts, errp); if (ret < 0) { - error_propagate(errp, local_err); goto fail; } diff --git a/blockdev.c b/blockdev.c index 31d5eaf6bf..b66863c42a 100644 --- a/blockdev.c +++ b/blockdev.c @@ -3147,9 +3147,8 @@ void qmp_drive_mirror(DriveMirror *arg, Error **errp) arg->has_copy_mode, arg->copy_mode, arg->has_auto_finalize, arg->auto_finalize, arg->has_auto_dismiss, arg->auto_dismiss, - &local_err); + errp); bdrv_unref(target_bs); - error_propagate(errp, local_err); out: aio_context_release(aio_context); } @@ -3177,7 +3176,6 @@ void qmp_blockdev_mirror(bool has_job_id, const char *job_id, AioContext *aio_context; AioContext *old_context; BlockMirrorBackingMode backing_mode = MIRROR_LEAVE_BACKING_CHAIN; - Error *local_err = NULL; bool zero_target; int ret; @@ -3219,8 +3217,7 @@ void qmp_blockdev_mirror(bool has_job_id, const char *job_id, has_copy_mode, copy_mode, has_auto_finalize, auto_finalize, has_auto_dismiss, auto_dismiss, - &local_err); - error_propagate(errp, local_err); + errp); out: aio_context_release(aio_context); } @@ -3439,8 +3436,7 @@ void qmp_change_backing_file(const char *device, } if (ro) { - bdrv_reopen_set_read_only(image_bs, true, &local_err); - error_propagate(errp, local_err); + bdrv_reopen_set_read_only(image_bs, true, errp); } out: diff --git a/dump/dump.c b/dump/dump.c index 248ea06370..383bc7876b 100644 --- a/dump/dump.c +++ b/dump/dump.c @@ -1031,14 +1031,11 @@ out: static void write_dump_header(DumpState *s, Error **errp) { - Error *local_err = NULL; - if (s->dump_info.d_class == ELFCLASS32) { - create_header32(s, &local_err); + create_header32(s, errp); } else { - create_header64(s, &local_err); + create_header64(s, errp); } - error_propagate(errp, local_err); } static size_t dump_bitmap_get_bufsize(DumpState *s) diff --git a/hw/intc/xics_kvm.c b/hw/intc/xics_kvm.c index 8d6156578f..6705220380 100644 --- a/hw/intc/xics_kvm.c +++ b/hw/intc/xics_kvm.c @@ -316,9 +316,8 @@ int ics_set_kvm_state(ICSState *ics, Error **errp) continue; } - ret = ics_set_kvm_state_one(ics, i, &local_err); + ret = ics_set_kvm_state_one(ics, i, errp); if (ret < 0) { - error_propagate(errp, local_err); return ret; } } diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c index 0517901024..be8535304e 100644 --- a/hw/s390x/s390-pci-bus.c +++ b/hw/s390x/s390-pci-bus.c @@ -741,7 +741,6 @@ static void s390_pcihost_realize(DeviceState *dev, Error **errp) BusState *bus; PCIHostState *phb = PCI_HOST_BRIDGE(dev); S390pciState *s = S390_PCI_HOST_BRIDGE(dev); - Error *local_err = NULL; DPRINTF("host_init\n"); @@ -765,8 +764,7 @@ static void s390_pcihost_realize(DeviceState *dev, Error **errp) QTAILQ_INIT(&s->zpci_devs); css_register_io_adapters(CSS_IO_ADAPTER_PCI, true, false, - S390_ADAPTER_SUPPRESSIBLE, &local_err); - error_propagate(errp, local_err); + S390_ADAPTER_SUPPRESSIBLE, errp); } static int s390_pci_msix_init(S390PCIBusDevice *pbdev) diff --git a/hw/usb/bus.c b/hw/usb/bus.c index ba27afe9f2..b17bda3b29 100644 --- a/hw/usb/bus.c +++ b/hw/usb/bus.c @@ -723,15 +723,13 @@ static bool usb_get_attached(Object *obj, Error **errp) static void usb_set_attached(Object *obj, bool value, Error **errp) { USBDevice *dev = USB_DEVICE(obj); - Error *err = NULL; if (dev->attached == value) { return; } if (value) { - usb_device_attach(dev, &err); - error_propagate(errp, err); + usb_device_attach(dev, errp); } else { usb_device_detach(dev); } diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c index 6838bcc4b3..fb51fc9f6e 100644 --- a/hw/vfio/pci.c +++ b/hw/vfio/pci.c @@ -116,7 +116,6 @@ static void vfio_intx_enable_kvm(VFIOPCIDevice *vdev, Error **errp) { #ifdef CONFIG_KVM int irq_fd = event_notifier_get_fd(&vdev->intx.interrupt); - Error *err = NULL; if (vdev->no_kvm_intx || !kvm_irqfds_enabled() || vdev->intx.route.mode != PCI_INTX_ENABLED || @@ -147,8 +146,7 @@ static void vfio_intx_enable_kvm(VFIOPCIDevice *vdev, Error **errp) if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX, 0, VFIO_IRQ_SET_ACTION_UNMASK, event_notifier_get_fd(&vdev->intx.unmask), - &err)) { - error_propagate(errp, err); + errp)) { goto fail_vfio; } @@ -294,8 +292,7 @@ static int vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp) qemu_set_fd_handler(fd, vfio_intx_interrupt, NULL, vdev); if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX, 0, - VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) { - error_propagate(errp, err); + VFIO_IRQ_SET_ACTION_TRIGGER, fd, errp)) { qemu_set_fd_handler(fd, NULL, NULL, vdev); event_notifier_cleanup(&vdev->intx.interrupt); return -errno; @@ -2741,9 +2738,8 @@ static void vfio_realize(PCIDevice *pdev, Error **errp) if (!pdev->failover_pair_id) { error_setg(&vdev->migration_blocker, "VFIO device doesn't support migration"); - ret = migrate_add_blocker(vdev->migration_blocker, &err); + ret = migrate_add_blocker(vdev->migration_blocker, errp); if (ret) { - error_propagate(errp, err); error_free(vdev->migration_blocker); vdev->migration_blocker = NULL; return; diff --git a/iothread.c b/iothread.c index cb082b9b26..6f7ac976de 100644 --- a/iothread.c +++ b/iothread.c @@ -169,9 +169,8 @@ static void iothread_complete(UserCreatable *obj, Error **errp) iothread->stopping = false; iothread->running = true; - iothread->ctx = aio_context_new(&local_error); + iothread->ctx = aio_context_new(errp); if (!iothread->ctx) { - error_propagate(errp, local_error); return; } diff --git a/qdev-monitor.c b/qdev-monitor.c index 13a13a811a..e38030429b 100644 --- a/qdev-monitor.c +++ b/qdev-monitor.c @@ -808,9 +808,8 @@ void qmp_device_add(QDict *qdict, QObject **ret_data, Error **errp) qemu_opts_del(opts); return; } - dev = qdev_device_add(opts, &local_err); + dev = qdev_device_add(opts, errp); if (!dev) { - error_propagate(errp, local_err); qemu_opts_del(opts); return; } diff --git a/qga/commands-win32.c b/qga/commands-win32.c index 5ba56327dd..49dd792d2c 100644 --- a/qga/commands-win32.c +++ b/qga/commands-win32.c @@ -2202,9 +2202,8 @@ GuestOSInfo *qmp_guest_get_osinfo(Error **errp) } server = os_version.wProductType != VER_NT_WORKSTATION; - product_name = ga_get_win_product_name(&local_err); + product_name = ga_get_win_product_name(errp); if (product_name == NULL) { - error_propagate(errp, local_err); return NULL; } diff --git a/util/main-loop.c b/util/main-loop.c index eda63fe4e0..f69f055013 100644 --- a/util/main-loop.c +++ b/util/main-loop.c @@ -148,7 +148,6 @@ int qemu_init_main_loop(Error **errp) { int ret; GSource *src; - Error *local_error = NULL; init_clocks(qemu_timer_notify_cb); @@ -157,9 +156,8 @@ int qemu_init_main_loop(Error **errp) return ret; } - qemu_aio_context = aio_context_new(&local_error); + qemu_aio_context = aio_context_new(errp); if (!qemu_aio_context) { - error_propagate(errp, local_error); return -EMFILE; } qemu_notify_bh = qemu_bh_new(notify_event_cb, NULL); diff --git a/util/qemu-option.c b/util/qemu-option.c index 0ebfd97a98..fd667ea523 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -899,10 +899,9 @@ static QemuOpts *opts_parse(QemuOptsList *list, const char *params, * (if unlikely) future misuse: */ assert(!defaults || list->merge_lists); - opts = qemu_opts_create(list, id, !defaults, &local_err); + opts = qemu_opts_create(list, id, !defaults, errp); g_free(id); if (opts == NULL) { - error_propagate(errp, local_err); return NULL; } From patchwork Wed Jun 24 16:43:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279505 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C11A6C433E0 for ; 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Wed, 24 Jun 2020 12:43:52 -0400 X-MC-Unique: nxtTIbj-PJmxS0gblNKqFA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D4C92800597; Wed, 24 Jun 2020 16:43:48 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 7D24E7E59F; Wed, 24 Jun 2020 16:43:48 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 0AD4B1138478; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 11/46] qemu-option: Make uses of find_desc_by_name() more similar Date: Wed, 24 Jun 2020 18:43:09 +0200 Message-Id: <20200624164344.3778251-12-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; 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Signed-off-by: Markus Armbruster --- util/qemu-option.c | 32 ++++++++++++++++++-------------- 1 file changed, 18 insertions(+), 14 deletions(-) diff --git a/util/qemu-option.c b/util/qemu-option.c index 6119f971a4..9941005c91 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -270,6 +270,7 @@ static void qemu_opt_del_all(QemuOpts *opts, const char *name) const char *qemu_opt_get(QemuOpts *opts, const char *name) { QemuOpt *opt; + const QemuOptDesc *desc; if (opts == NULL) { return NULL; @@ -277,7 +278,7 @@ const char *qemu_opt_get(QemuOpts *opts, const char *name) opt = qemu_opt_find(opts, name); if (!opt) { - const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + desc = find_desc_by_name(opts->list->desc, name); if (desc && desc->def_value_str) { return desc->def_value_str; } @@ -348,6 +349,7 @@ static bool qemu_opt_get_bool_helper(QemuOpts *opts, const char *name, bool defval, bool del) { QemuOpt *opt; + const QemuOptDesc *desc; bool ret = defval; if (opts == NULL) { @@ -356,7 +358,7 @@ static bool qemu_opt_get_bool_helper(QemuOpts *opts, const char *name, opt = qemu_opt_find(opts, name); if (opt == NULL) { - const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + desc = find_desc_by_name(opts->list->desc, name); if (desc && desc->def_value_str) { parse_option_bool(name, desc->def_value_str, &ret, &error_abort); } @@ -384,6 +386,7 @@ static uint64_t qemu_opt_get_number_helper(QemuOpts *opts, const char *name, uint64_t defval, bool del) { QemuOpt *opt; + const QemuOptDesc *desc; uint64_t ret = defval; if (opts == NULL) { @@ -392,7 +395,7 @@ static uint64_t qemu_opt_get_number_helper(QemuOpts *opts, const char *name, opt = qemu_opt_find(opts, name); if (opt == NULL) { - const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + desc = find_desc_by_name(opts->list->desc, name); if (desc && desc->def_value_str) { parse_option_number(name, desc->def_value_str, &ret, &error_abort); } @@ -421,6 +424,7 @@ static uint64_t qemu_opt_get_size_helper(QemuOpts *opts, const char *name, uint64_t defval, bool del) { QemuOpt *opt; + const QemuOptDesc *desc; uint64_t ret = defval; if (opts == NULL) { @@ -429,7 +433,7 @@ static uint64_t qemu_opt_get_size_helper(QemuOpts *opts, const char *name, opt = qemu_opt_find(opts, name); if (opt == NULL) { - const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + desc = find_desc_by_name(opts->list->desc, name); if (desc && desc->def_value_str) { parse_option_size(name, desc->def_value_str, &ret, &error_abort); } @@ -540,18 +544,18 @@ void qemu_opt_set_bool(QemuOpts *opts, const char *name, bool val, Error **errp) { QemuOpt *opt; - const QemuOptDesc *desc = opts->list->desc; + const QemuOptDesc *desc; - opt = g_malloc0(sizeof(*opt)); - opt->desc = find_desc_by_name(desc, name); - if (!opt->desc && !opts_accepts_any(opts)) { + desc = find_desc_by_name(opts->list->desc, name); + if (!desc && !opts_accepts_any(opts)) { error_setg(errp, QERR_INVALID_PARAMETER, name); - g_free(opt); return; } + opt = g_malloc0(sizeof(*opt)); opt->name = g_strdup(name); opt->opts = opts; + opt->desc = desc; opt->value.boolean = !!val; opt->str = g_strdup(val ? "on" : "off"); QTAILQ_INSERT_TAIL(&opts->head, opt, next); @@ -561,18 +565,18 @@ void qemu_opt_set_number(QemuOpts *opts, const char *name, int64_t val, Error **errp) { QemuOpt *opt; - const QemuOptDesc *desc = opts->list->desc; + const QemuOptDesc *desc; - opt = g_malloc0(sizeof(*opt)); - opt->desc = find_desc_by_name(desc, name); - if (!opt->desc && !opts_accepts_any(opts)) { + desc = find_desc_by_name(opts->list->desc, name); + if (!desc && !opts_accepts_any(opts)) { error_setg(errp, QERR_INVALID_PARAMETER, name); - g_free(opt); return; } + opt = g_malloc0(sizeof(*opt)); opt->name = g_strdup(name); opt->opts = opts; + opt->desc = desc; opt->value.uint = val; opt->str = g_strdup_printf("%" PRId64, val); QTAILQ_INSERT_TAIL(&opts->head, opt, next); From patchwork Wed Jun 24 16:43:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279522 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 400AFC433E1 for ; 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Wed, 24 Jun 2020 12:43:50 -0400 X-MC-Unique: 32mMslssMhKxPYY9LtYLPg-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DD2A8804003; Wed, 24 Jun 2020 16:43:48 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 856285D9D3; Wed, 24 Jun 2020 16:43:48 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 0E5D11138479; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 12/46] qemu-option: Factor out helper find_default_by_name() Date: Wed, 24 Jun 2020 18:43:10 +0200 Message-Id: <20200624164344.3778251-13-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=armbru@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 02:33:25 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Markus Armbruster --- util/qemu-option.c | 47 ++++++++++++++++++++++++++-------------------- 1 file changed, 27 insertions(+), 20 deletions(-) diff --git a/util/qemu-option.c b/util/qemu-option.c index 9941005c91..ddcf3072c5 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -142,6 +142,13 @@ static const QemuOptDesc *find_desc_by_name(const QemuOptDesc *desc, return NULL; } +static const char *find_default_by_name(QemuOpts *opts, const char *name) +{ + const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + + return desc ? desc->def_value_str : NULL; +} + void parse_option_size(const char *name, const char *value, uint64_t *ret, Error **errp) { @@ -270,7 +277,7 @@ static void qemu_opt_del_all(QemuOpts *opts, const char *name) const char *qemu_opt_get(QemuOpts *opts, const char *name) { QemuOpt *opt; - const QemuOptDesc *desc; + const char *def_val; if (opts == NULL) { return NULL; @@ -278,9 +285,9 @@ const char *qemu_opt_get(QemuOpts *opts, const char *name) opt = qemu_opt_find(opts, name); if (!opt) { - desc = find_desc_by_name(opts->list->desc, name); - if (desc && desc->def_value_str) { - return desc->def_value_str; + def_val = find_default_by_name(opts, name); + if (def_val) { + return def_val; } } return opt ? opt->str : NULL; @@ -312,7 +319,7 @@ const char *qemu_opt_iter_next(QemuOptsIter *iter) char *qemu_opt_get_del(QemuOpts *opts, const char *name) { QemuOpt *opt; - const QemuOptDesc *desc; + const char *def_val; char *str = NULL; if (opts == NULL) { @@ -321,9 +328,9 @@ char *qemu_opt_get_del(QemuOpts *opts, const char *name) opt = qemu_opt_find(opts, name); if (!opt) { - desc = find_desc_by_name(opts->list->desc, name); - if (desc && desc->def_value_str) { - str = g_strdup(desc->def_value_str); + def_val = find_default_by_name(opts, name); + if (def_val) { + str = g_strdup(def_val); } return str; } @@ -349,7 +356,7 @@ static bool qemu_opt_get_bool_helper(QemuOpts *opts, const char *name, bool defval, bool del) { QemuOpt *opt; - const QemuOptDesc *desc; + const char *def_val; bool ret = defval; if (opts == NULL) { @@ -358,9 +365,9 @@ static bool qemu_opt_get_bool_helper(QemuOpts *opts, const char *name, opt = qemu_opt_find(opts, name); if (opt == NULL) { - desc = find_desc_by_name(opts->list->desc, name); - if (desc && desc->def_value_str) { - parse_option_bool(name, desc->def_value_str, &ret, &error_abort); + def_val = find_default_by_name(opts, name); + if (def_val) { + parse_option_bool(name, def_val, &ret, &error_abort); } return ret; } @@ -386,7 +393,7 @@ static uint64_t qemu_opt_get_number_helper(QemuOpts *opts, const char *name, uint64_t defval, bool del) { QemuOpt *opt; - const QemuOptDesc *desc; + const char *def_val; uint64_t ret = defval; if (opts == NULL) { @@ -395,9 +402,9 @@ static uint64_t qemu_opt_get_number_helper(QemuOpts *opts, const char *name, opt = qemu_opt_find(opts, name); if (opt == NULL) { - desc = find_desc_by_name(opts->list->desc, name); - if (desc && desc->def_value_str) { - parse_option_number(name, desc->def_value_str, &ret, &error_abort); + def_val = find_default_by_name(opts, name); + if (def_val) { + parse_option_number(name, def_val, &ret, &error_abort); } return ret; } @@ -424,7 +431,7 @@ static uint64_t qemu_opt_get_size_helper(QemuOpts *opts, const char *name, uint64_t defval, bool del) { QemuOpt *opt; - const QemuOptDesc *desc; + const char *def_val; uint64_t ret = defval; if (opts == NULL) { @@ -433,9 +440,9 @@ static uint64_t qemu_opt_get_size_helper(QemuOpts *opts, const char *name, opt = qemu_opt_find(opts, name); if (opt == NULL) { - desc = find_desc_by_name(opts->list->desc, name); - if (desc && desc->def_value_str) { - parse_option_size(name, desc->def_value_str, &ret, &error_abort); + def_val = find_default_by_name(opts, name); + if (def_val) { + parse_option_size(name, def_val, &ret, &error_abort); } return ret; } From patchwork Wed Jun 24 16:43:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279524 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 38096C433E0 for ; Wed, 24 Jun 2020 16:45:23 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 038BD20836 for ; 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The next commit will add more. Signed-off-by: Markus Armbruster --- util/qemu-option.c | 27 ++++++++++++++++++--------- 1 file changed, 18 insertions(+), 9 deletions(-) diff --git a/util/qemu-option.c b/util/qemu-option.c index d9293814b4..3cdf0c0800 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -502,6 +502,23 @@ int qemu_opt_unset(QemuOpts *opts, const char *name) } } +static QemuOpt *opt_create(QemuOpts *opts, const char *name, char *value, + bool prepend) +{ + QemuOpt *opt = g_malloc0(sizeof(*opt)); + + opt->name = g_strdup(name); + opt->str = value; + opt->opts = opts; + if (prepend) { + QTAILQ_INSERT_HEAD(&opts->head, opt, next); + } else { + QTAILQ_INSERT_TAIL(&opts->head, opt, next); + } + + return opt; +} + static void opt_set(QemuOpts *opts, const char *name, char *value, bool prepend, bool *help_wanted, Error **errp) { @@ -519,16 +536,8 @@ static void opt_set(QemuOpts *opts, const char *name, char *value, return; } - opt = g_malloc0(sizeof(*opt)); - opt->name = g_strdup(name); - opt->opts = opts; - if (prepend) { - QTAILQ_INSERT_HEAD(&opts->head, opt, next); - } else { - QTAILQ_INSERT_TAIL(&opts->head, opt, next); - } + opt = opt_create(opts, name, value, prepend); opt->desc = desc; - opt->str = value; qemu_opt_parse(opt, &local_err); if (local_err) { error_propagate(errp, local_err); From patchwork Wed Jun 24 16:43:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279509 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BD5AFC433DF for ; Wed, 24 Jun 2020 17:05:43 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8C94F20578 for ; 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Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 13A75891E8; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 18F66113847C; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 15/46] qemu-option: Tidy up opt_set() not to free arguments on failure Date: Wed, 24 Jun 2020 18:43:13 +0200 Message-Id: <20200624164344.3778251-16-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 02:33:25 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" opt_set() frees its argument @value on failure. Slightly unclean; functions ideally do nothing on failure. To tidy this up, move opt_create() from opt_set() into its callers, along with the cleanup. Signed-off-by: Markus Armbruster --- util/qemu-option.c | 33 ++++++++++++++++++--------------- 1 file changed, 18 insertions(+), 15 deletions(-) diff --git a/util/qemu-option.c b/util/qemu-option.c index 3cdf0c0800..14946e81f2 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -519,36 +519,39 @@ static QemuOpt *opt_create(QemuOpts *opts, const char *name, char *value, return opt; } -static void opt_set(QemuOpts *opts, const char *name, char *value, - bool prepend, bool *help_wanted, Error **errp) +static bool opt_set(QemuOpts *opts, QemuOpt *opt, bool *help_wanted, + Error **errp) { - QemuOpt *opt; const QemuOptDesc *desc; Error *local_err = NULL; - desc = find_desc_by_name(opts->list->desc, name); + desc = find_desc_by_name(opts->list->desc, opt->name); if (!desc && !opts_accepts_any(opts)) { - g_free(value); - error_setg(errp, QERR_INVALID_PARAMETER, name); - if (help_wanted && is_help_option(name)) { + error_setg(errp, QERR_INVALID_PARAMETER, opt->name); + if (help_wanted && is_help_option(opt->name)) { *help_wanted = true; } - return; + return false; } - opt = opt_create(opts, name, value, prepend); opt->desc = desc; qemu_opt_parse(opt, &local_err); if (local_err) { error_propagate(errp, local_err); - qemu_opt_del(opt); + return false; } + + return true; } void qemu_opt_set(QemuOpts *opts, const char *name, const char *value, Error **errp) { - opt_set(opts, name, g_strdup(value), false, NULL, errp); + QemuOpt *opt = opt_create(opts, name, g_strdup(value), false); + + if (!opt_set(opts, opt, NULL, errp)) { + qemu_opt_del(opt); + } } void qemu_opt_set_bool(QemuOpts *opts, const char *name, bool val, @@ -820,9 +823,9 @@ static void opts_do_parse(QemuOpts *opts, const char *params, const char *firstname, bool prepend, bool *help_wanted, Error **errp) { - Error *local_err = NULL; char *option, *value; const char *p; + QemuOpt *opt; for (p = params; *p;) { p = get_opt_name_value(p, firstname, &option, &value); @@ -834,10 +837,10 @@ static void opts_do_parse(QemuOpts *opts, const char *params, continue; } - opt_set(opts, option, value, prepend, help_wanted, &local_err); + opt = opt_create(opts, option, value, prepend); g_free(option); - if (local_err) { - error_propagate(errp, local_err); + if (!opt_set(opts, opt, help_wanted, errp)) { + qemu_opt_del(opt); return; } } From patchwork Wed Jun 24 16:43:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279521 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CB6BEC433E1 for ; Wed, 24 Jun 2020 16:50:19 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 986E120738 for ; 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Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1BCA08927C; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 248E9113847F; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 18/46] qemu-option: Smooth error checking manually Date: Wed, 24 Jun 2020 18:43:16 +0200 Message-Id: <20200624164344.3778251-19-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 03:27:53 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" When foo(..., &err) is followed by error_propagate(errp, err), we can often just as well do foo(..., errp). The previous commit did that for simple cases with Coccinelle. Do it for a few more manually. Signed-off-by: Markus Armbruster --- block.c | 2 +- block/gluster.c | 8 ++++---- block/parallels.c | 2 +- block/quorum.c | 2 +- block/replication.c | 2 +- block/vxhs.c | 4 ++-- hw/net/virtio-net.c | 4 ++-- 7 files changed, 12 insertions(+), 12 deletions(-) diff --git a/block.c b/block.c index 77e85f13db..93a5fbf60a 100644 --- a/block.c +++ b/block.c @@ -6073,7 +6073,7 @@ void bdrv_img_create(const char *filename, const char *fmt, /* Parse -o options */ if (options) { - if (!qemu_opts_do_parse(opts, options, NULL, &local_err)) { + if (!qemu_opts_do_parse(opts, options, NULL, errp)) { goto out; } } diff --git a/block/gluster.c b/block/gluster.c index c620880f27..4f1448e2bc 100644 --- a/block/gluster.c +++ b/block/gluster.c @@ -523,7 +523,7 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, /* create opts info from runtime_json_opts list */ opts = qemu_opts_create(&runtime_json_opts, NULL, 0, &error_abort); - if (!qemu_opts_absorb_qdict(opts, options, &local_err)) { + if (!qemu_opts_absorb_qdict(opts, options, errp)) { goto out; } @@ -554,7 +554,7 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, /* create opts info from runtime_type_opts list */ opts = qemu_opts_create(&runtime_type_opts, NULL, 0, &error_abort); - if (!qemu_opts_absorb_qdict(opts, backing_options, &local_err)) { + if (!qemu_opts_absorb_qdict(opts, backing_options, errp)) { goto out; } @@ -584,7 +584,7 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, if (gsconf->type == SOCKET_ADDRESS_TYPE_INET) { /* create opts info from runtime_inet_opts list */ opts = qemu_opts_create(&runtime_inet_opts, NULL, 0, &error_abort); - if (!qemu_opts_absorb_qdict(opts, backing_options, &local_err)) { + if (!qemu_opts_absorb_qdict(opts, backing_options, errp)) { goto out; } @@ -632,7 +632,7 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, } else { /* create opts info from runtime_unix_opts list */ opts = qemu_opts_create(&runtime_unix_opts, NULL, 0, &error_abort); - if (!qemu_opts_absorb_qdict(opts, backing_options, &local_err)) { + if (!qemu_opts_absorb_qdict(opts, backing_options, errp)) { goto out; } diff --git a/block/parallels.c b/block/parallels.c index ef0d92d05c..0397f3894f 100644 --- a/block/parallels.c +++ b/block/parallels.c @@ -828,7 +828,7 @@ static int parallels_open(BlockDriverState *bs, QDict *options, int flags, goto fail_options; } - if (!qemu_opts_absorb_qdict(opts, options, &local_err)) { + if (!qemu_opts_absorb_qdict(opts, options, errp)) { goto fail_options; } diff --git a/block/quorum.c b/block/quorum.c index beb3b6dbcc..9ed20e1998 100644 --- a/block/quorum.c +++ b/block/quorum.c @@ -922,7 +922,7 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags, } opts = qemu_opts_create(&quorum_runtime_opts, NULL, 0, &error_abort); - if (!qemu_opts_absorb_qdict(opts, options, &local_err)) { + if (!qemu_opts_absorb_qdict(opts, options, errp)) { ret = -EINVAL; goto exit; } diff --git a/block/replication.c b/block/replication.c index 00a50b095e..7f4ab357a4 100644 --- a/block/replication.c +++ b/block/replication.c @@ -99,7 +99,7 @@ static int replication_open(BlockDriverState *bs, QDict *options, ret = -EINVAL; opts = qemu_opts_create(&replication_runtime_opts, NULL, 0, &error_abort); - if (!qemu_opts_absorb_qdict(opts, options, &local_err)) { + if (!qemu_opts_absorb_qdict(opts, options, errp)) { goto fail; } diff --git a/block/vxhs.c b/block/vxhs.c index 237df4f185..20513a43f4 100644 --- a/block/vxhs.c +++ b/block/vxhs.c @@ -318,7 +318,7 @@ static int vxhs_open(BlockDriverState *bs, QDict *options, opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort); tcp_opts = qemu_opts_create(&runtime_tcp_opts, NULL, 0, &error_abort); - if (!qemu_opts_absorb_qdict(opts, options, &local_err)) { + if (!qemu_opts_absorb_qdict(opts, options, errp)) { ret = -EINVAL; goto out; } @@ -345,7 +345,7 @@ static int vxhs_open(BlockDriverState *bs, QDict *options, /* get the 'server.' arguments */ qdict_extract_subqdict(options, &backing_options, VXHS_OPT_SERVER"."); - if (!qemu_opts_absorb_qdict(tcp_opts, backing_options, &local_err)) { + if (!qemu_opts_absorb_qdict(tcp_opts, backing_options, errp)) { ret = -EINVAL; goto out; } diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index 04b012e487..7502ff0b1e 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -3119,8 +3119,8 @@ static bool failover_replug_primary(VirtIONet *n, Error **errp) qdev_set_parent_bus(n->primary_dev, n->primary_bus); n->primary_should_be_hidden = false; if (!qemu_opt_set_bool(n->primary_device_opts, - "partially_hotplugged", true, &err)) { - goto out; + "partially_hotplugged", true, errp)) { + return false; } hotplug_ctrl = qdev_get_hotplug_handler(n->primary_dev); if (hotplug_ctrl) { From patchwork Wed Jun 24 16:43:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279502 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D9BA4C433DF for ; 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Wed, 24 Jun 2020 12:43:52 -0400 X-MC-Unique: 9izfTIkgMma_kdkbv5BDkg-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 89C7E2D59; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 30F1660F8A; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 283B31138480; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 19/46] block: Avoid unnecessary error_propagate() after error_setg() Date: Wed, 24 Jun 2020 18:43:17 +0200 Message-Id: <20200624164344.3778251-20-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 01:59:40 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The previous commit enables another round of the transformation from recent commit "error: Avoid unnecessary error_propagate() after error_setg()". Signed-off-by: Markus Armbruster --- block/quorum.c | 16 +++++++--------- block/replication.c | 12 +++++------- block/vxhs.c | 10 ++++------ 3 files changed, 16 insertions(+), 22 deletions(-) diff --git a/block/quorum.c b/block/quorum.c index 9ed20e1998..6df9449fc2 100644 --- a/block/quorum.c +++ b/block/quorum.c @@ -910,13 +910,12 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags, /* count how many different children are present */ s->num_children = qdict_array_entries(options, "children."); if (s->num_children < 0) { - error_setg(&local_err, "Option children is not a valid array"); + error_setg(errp, "Option children is not a valid array"); ret = -EINVAL; goto exit; } if (s->num_children < 1) { - error_setg(&local_err, - "Number of provided children must be 1 or more"); + error_setg(errp, "Number of provided children must be 1 or more"); ret = -EINVAL; goto exit; } @@ -929,7 +928,7 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags, s->threshold = qemu_opt_get_number(opts, QUORUM_OPT_VOTE_THRESHOLD, 0); /* and validate it against s->num_children */ - ret = quorum_valid_threshold(s->threshold, s->num_children, &local_err); + ret = quorum_valid_threshold(s->threshold, s->num_children, errp); if (ret < 0) { goto exit; } @@ -942,7 +941,7 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags, -EINVAL, NULL); } if (ret < 0) { - error_setg(&local_err, "Please set read-pattern as fifo or quorum"); + error_setg(errp, "Please set read-pattern as fifo or quorum"); goto exit; } s->read_pattern = ret; @@ -950,7 +949,7 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags, if (s->read_pattern == QUORUM_READ_PATTERN_QUORUM) { s->is_blkverify = qemu_opt_get_bool(opts, QUORUM_OPT_BLKVERIFY, false); if (s->is_blkverify && (s->num_children != 2 || s->threshold != 2)) { - error_setg(&local_err, "blkverify=on can only be set if there are " + error_setg(errp, "blkverify=on can only be set if there are " "exactly two files and vote-threshold is 2"); ret = -EINVAL; goto exit; @@ -959,7 +958,7 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags, s->rewrite_corrupted = qemu_opt_get_bool(opts, QUORUM_OPT_REWRITE, false); if (s->rewrite_corrupted && s->is_blkverify) { - error_setg(&local_err, + error_setg(errp, "rewrite-corrupted=on cannot be used with blkverify=on"); ret = -EINVAL; goto exit; @@ -979,6 +978,7 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags, &child_of_bds, BDRV_CHILD_DATA, false, &local_err); if (local_err) { + error_propagate(errp, local_err); ret = -EINVAL; goto close_exit; } @@ -1004,8 +1004,6 @@ close_exit: g_free(opened); exit: qemu_opts_del(opts); - /* propagate error */ - error_propagate(errp, local_err); return ret; } diff --git a/block/replication.c b/block/replication.c index 7f4ab357a4..0c70215784 100644 --- a/block/replication.c +++ b/block/replication.c @@ -85,7 +85,6 @@ static int replication_open(BlockDriverState *bs, QDict *options, { int ret; BDRVReplicationState *s = bs->opaque; - Error *local_err = NULL; QemuOpts *opts = NULL; const char *mode; const char *top_id; @@ -105,7 +104,7 @@ static int replication_open(BlockDriverState *bs, QDict *options, mode = qemu_opt_get(opts, REPLICATION_MODE); if (!mode) { - error_setg(&local_err, "Missing the option mode"); + error_setg(errp, "Missing the option mode"); goto fail; } @@ -113,7 +112,8 @@ static int replication_open(BlockDriverState *bs, QDict *options, s->mode = REPLICATION_MODE_PRIMARY; top_id = qemu_opt_get(opts, REPLICATION_TOP_ID); if (top_id) { - error_setg(&local_err, "The primary side does not support option top-id"); + error_setg(errp, + "The primary side does not support option top-id"); goto fail; } } else if (!strcmp(mode, "secondary")) { @@ -121,11 +121,11 @@ static int replication_open(BlockDriverState *bs, QDict *options, top_id = qemu_opt_get(opts, REPLICATION_TOP_ID); s->top_id = g_strdup(top_id); if (!s->top_id) { - error_setg(&local_err, "Missing the option top-id"); + error_setg(errp, "Missing the option top-id"); goto fail; } } else { - error_setg(&local_err, + error_setg(errp, "The option mode's value should be primary or secondary"); goto fail; } @@ -136,8 +136,6 @@ static int replication_open(BlockDriverState *bs, QDict *options, fail: qemu_opts_del(opts); - error_propagate(errp, local_err); - return ret; } diff --git a/block/vxhs.c b/block/vxhs.c index 20513a43f4..ef2848fb60 100644 --- a/block/vxhs.c +++ b/block/vxhs.c @@ -300,7 +300,6 @@ static int vxhs_open(BlockDriverState *bs, QDict *options, QemuOpts *opts = NULL; QemuOpts *tcp_opts = NULL; char *of_vsa_addr = NULL; - Error *local_err = NULL; const char *vdisk_id_opt; const char *server_host_opt; int ret = 0; @@ -326,14 +325,14 @@ static int vxhs_open(BlockDriverState *bs, QDict *options, /* vdisk-id is the disk UUID */ vdisk_id_opt = qemu_opt_get(opts, VXHS_OPT_VDISK_ID); if (!vdisk_id_opt) { - error_setg(&local_err, QERR_MISSING_PARAMETER, VXHS_OPT_VDISK_ID); + error_setg(errp, QERR_MISSING_PARAMETER, VXHS_OPT_VDISK_ID); ret = -EINVAL; goto out; } /* vdisk-id may contain a leading '/' */ if (strlen(vdisk_id_opt) > UUID_FMT_LEN + 1) { - error_setg(&local_err, "vdisk-id cannot be more than %d characters", + error_setg(errp, "vdisk-id cannot be more than %d characters", UUID_FMT_LEN); ret = -EINVAL; goto out; @@ -352,14 +351,14 @@ static int vxhs_open(BlockDriverState *bs, QDict *options, server_host_opt = qemu_opt_get(tcp_opts, VXHS_OPT_HOST); if (!server_host_opt) { - error_setg(&local_err, QERR_MISSING_PARAMETER, + error_setg(errp, QERR_MISSING_PARAMETER, VXHS_OPT_SERVER"."VXHS_OPT_HOST); ret = -EINVAL; goto out; } if (strlen(server_host_opt) > MAXHOSTNAMELEN) { - error_setg(&local_err, "server.host cannot be more than %d characters", + error_setg(errp, "server.host cannot be more than %d characters", MAXHOSTNAMELEN); ret = -EINVAL; goto out; @@ -412,7 +411,6 @@ out: if (ret < 0) { vxhs_unref(); - error_propagate(errp, local_err); g_free(s->vdisk_hostinfo.host); g_free(s->vdisk_guid); g_free(s->tlscredsid); From patchwork Wed Jun 24 16:43:19 2020 Content-Type: text/plain; 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Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 2F3B01138482; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 21/46] hmp: Eliminate a variable in hmp_migrate_set_parameter() Date: Wed, 24 Jun 2020 18:43:19 +0200 Message-Id: <20200624164344.3778251-22-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.61; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 00:34:35 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Markus Armbruster --- monitor/hmp-cmds.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c index 2b0b58a336..d7810cb564 100644 --- a/monitor/hmp-cmds.c +++ b/monitor/hmp-cmds.c @@ -1247,7 +1247,6 @@ void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict) MigrateSetParameters *p = g_new0(MigrateSetParameters, 1); uint64_t valuebw = 0; uint64_t cache_size; - MultiFDCompression compress_type; Error *err = NULL; int val, ret; @@ -1343,11 +1342,8 @@ void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict) break; case MIGRATION_PARAMETER_MULTIFD_COMPRESSION: p->has_multifd_compression = true; - visit_type_MultiFDCompression(v, param, &compress_type, &err); - if (err) { - break; - } - p->multifd_compression = compress_type; + visit_type_MultiFDCompression(v, param, &p->multifd_compression, + &err); break; case MIGRATION_PARAMETER_MULTIFD_ZLIB_LEVEL: p->has_multifd_zlib_level = true; From patchwork Wed Jun 24 16:43:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279518 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64F66C433E0 for ; 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Wed, 24 Jun 2020 12:43:52 -0400 X-MC-Unique: gnOXQXVdP1qpHBvUZvo6Jw-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id BDBDC8015F0; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 628F82B476; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 3F90B1138486; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 25/46] qapi: Smooth visitor error checking in generated code Date: Wed, 24 Jun 2020 18:43:23 +0200 Message-Id: <20200624164344.3778251-26-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 01:59:40 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Use visitor functions' return values to check for failure. Eliminate error_propagate() that are now unnecessary. Delete @err that are now unused. Signed-off-by: Markus Armbruster --- docs/devel/qapi-code-gen.txt | 60 ++++++++++++++---------------------- scripts/qapi/commands.py | 22 ++++++------- scripts/qapi/visit.py | 57 ++++++++++++++-------------------- 3 files changed, 55 insertions(+), 84 deletions(-) diff --git a/docs/devel/qapi-code-gen.txt b/docs/devel/qapi-code-gen.txt index 9bfc57063c..69eede6c28 100644 --- a/docs/devel/qapi-code-gen.txt +++ b/docs/devel/qapi-code-gen.txt @@ -1420,8 +1420,6 @@ Example: bool visit_type_UserDefOne_members(Visitor *v, UserDefOne *obj, Error **errp) { - Error *err = NULL; - if (!visit_type_int(v, "integer", &obj->integer, errp)) { return false; } @@ -1430,13 +1428,12 @@ Example: return false; } } - error_propagate(errp, err); - return !err; + return true; } bool visit_type_UserDefOne(Visitor *v, const char *name, UserDefOne **obj, Error **errp) { - Error *err = NULL; + bool ok = false; if (!visit_start_struct(v, name, (void **)obj, sizeof(UserDefOne), errp)) { return false; @@ -1446,24 +1443,22 @@ Example: assert(visit_is_dealloc(v)); goto out_obj; } - visit_type_UserDefOne_members(v, *obj, &err); - if (err) { + if (!visit_type_UserDefOne_members(v, *obj, errp)) { goto out_obj; } - visit_check_struct(v, &err); + ok = visit_check_struct(v, errp); out_obj: visit_end_struct(v, (void **)obj); - if (err && visit_is_input(v)) { + if (!ok && visit_is_input(v)) { qapi_free_UserDefOne(*obj); *obj = NULL; } - error_propagate(errp, err); - return !err; + return ok; } bool visit_type_UserDefOneList(Visitor *v, const char *name, UserDefOneList **obj, Error **errp) { - Error *err = NULL; + bool ok = false; UserDefOneList *tail; size_t size = sizeof(**obj); @@ -1473,33 +1468,27 @@ Example: for (tail = *obj; tail; tail = (UserDefOneList *)visit_next_list(v, (GenericList *)tail, size)) { - visit_type_UserDefOne(v, NULL, &tail->value, &err); - if (err) { - break; + if (!visit_type_UserDefOne(v, NULL, &tail->value, errp)) { + goto out_obj; } } - if (!err) { - visit_check_list(v, &err); - } + ok = visit_check_list(v, errp); + out_obj: visit_end_list(v, (void **)obj); - if (err && visit_is_input(v)) { + if (!ok && visit_is_input(v)) { qapi_free_UserDefOneList(*obj); *obj = NULL; } - error_propagate(errp, err); - return !err; + return ok; } bool visit_type_q_obj_my_command_arg_members(Visitor *v, q_obj_my_command_arg *obj, Error **errp) { - Error *err = NULL; - if (!visit_type_UserDefOneList(v, "arg1", &obj->arg1, errp)) { return false; } - error_propagate(errp, err); - return !err; + return true; } [Uninteresting stuff omitted...] @@ -1554,15 +1543,12 @@ Example: static void qmp_marshal_output_UserDefOne(UserDefOne *ret_in, QObject **ret_out, Error **errp) { - Error *err = NULL; Visitor *v; v = qobject_output_visitor_new(ret_out); - visit_type_UserDefOne(v, "unused", &ret_in, &err); - if (!err) { + if (visit_type_UserDefOne(v, "unused", &ret_in, errp)) { visit_complete(v, ret_out); } - error_propagate(errp, err); visit_free(v); v = qapi_dealloc_visitor_new(); visit_type_UserDefOne(v, "unused", &ret_in, NULL); @@ -1572,33 +1558,32 @@ Example: void qmp_marshal_my_command(QDict *args, QObject **ret, Error **errp) { Error *err = NULL; + bool ok = false; Visitor *v; UserDefOne *retval; q_obj_my_command_arg arg = {0}; v = qobject_input_visitor_new(QOBJECT(args)); - visit_start_struct(v, NULL, NULL, 0, &err); - if (err) { + if (!visit_start_struct(v, NULL, NULL, 0, errp)) { goto out; } - visit_type_q_obj_my_command_arg_members(v, &arg, &err); - if (!err) { - visit_check_struct(v, &err); + if (visit_type_q_obj_my_command_arg_members(v, &arg, errp)) { + ok = visit_check_struct(v, errp); } visit_end_struct(v, NULL); - if (err) { + if (!ok) { goto out; } retval = qmp_my_command(arg.arg1, &err); + error_propagate(errp, err); if (err) { goto out; } - qmp_marshal_output_UserDefOne(retval, ret, &err); + qmp_marshal_output_UserDefOne(retval, ret, errp); out: - error_propagate(errp, err); visit_free(v); v = qapi_dealloc_visitor_new(); visit_start_struct(v, NULL, NULL, 0, NULL); @@ -1606,6 +1591,7 @@ Example: visit_end_struct(v, NULL); visit_free(v); } + [Uninteresting stuff omitted...] $ cat qapi-generated/example-qapi-init-commands.h [Uninteresting stuff omitted...] diff --git a/scripts/qapi/commands.py b/scripts/qapi/commands.py index 6809b0fb6e..3cf9e1110b 100644 --- a/scripts/qapi/commands.py +++ b/scripts/qapi/commands.py @@ -47,6 +47,7 @@ def gen_call(name, arg_type, boxed, ret_type): ret = mcgen(''' %(lhs)sqmp_%(c_name)s(%(args)s&err); + error_propagate(errp, err); ''', c_name=c_name(name), args=argstr, lhs=lhs) if ret_type: @@ -55,7 +56,7 @@ def gen_call(name, arg_type, boxed, ret_type): goto out; } - qmp_marshal_output_%(c_name)s(retval, ret, &err); + qmp_marshal_output_%(c_name)s(retval, ret, errp); ''', c_name=ret_type.c_name()) return ret @@ -66,15 +67,12 @@ def gen_marshal_output(ret_type): static void qmp_marshal_output_%(c_name)s(%(c_type)s ret_in, QObject **ret_out, Error **errp) { - Error *err = NULL; Visitor *v; v = qobject_output_visitor_new(ret_out); - visit_type_%(c_name)s(v, "unused", &ret_in, &err); - if (!err) { + if (visit_type_%(c_name)s(v, "unused", &ret_in, errp)) { visit_complete(v, ret_out); } - error_propagate(errp, err); visit_free(v); v = qapi_dealloc_visitor_new(); visit_type_%(c_name)s(v, "unused", &ret_in, NULL); @@ -104,6 +102,7 @@ def gen_marshal(name, arg_type, boxed, ret_type): %(proto)s { Error *err = NULL; + bool ok = false; Visitor *v; ''', proto=build_marshal_proto(name)) @@ -123,28 +122,26 @@ def gen_marshal(name, arg_type, boxed, ret_type): ret += mcgen(''' v = qobject_input_visitor_new(QOBJECT(args)); - visit_start_struct(v, NULL, NULL, 0, &err); - if (err) { + if (!visit_start_struct(v, NULL, NULL, 0, errp)) { goto out; } ''') if have_args: ret += mcgen(''' - visit_type_%(c_arg_type)s_members(v, &arg, &err); - if (!err) { - visit_check_struct(v, &err); + if (visit_type_%(c_arg_type)s_members(v, &arg, errp)) { + ok = visit_check_struct(v, errp); } ''', c_arg_type=arg_type.c_name()) else: ret += mcgen(''' - visit_check_struct(v, &err); + ok = visit_check_struct(v, errp); ''') ret += mcgen(''' visit_end_struct(v, NULL); - if (err) { + if (!ok) { goto out; } ''') @@ -154,7 +151,6 @@ def gen_marshal(name, arg_type, boxed, ret_type): ret += mcgen(''' out: - error_propagate(errp, err); visit_free(v); ''') diff --git a/scripts/qapi/visit.py b/scripts/qapi/visit.py index ba0cf0b074..3fb2f30510 100644 --- a/scripts/qapi/visit.py +++ b/scripts/qapi/visit.py @@ -41,8 +41,6 @@ def gen_visit_object_members(name, base, members, variants): bool visit_type_%(c_name)s_members(Visitor *v, %(c_name)s *obj, Error **errp) { - Error *err = NULL; - ''', c_name=c_name(name)) @@ -97,8 +95,7 @@ bool visit_type_%(c_name)s_members(Visitor *v, %(c_name)s *obj, Error **errp) else: ret += mcgen(''' case %(case)s: - visit_type_%(c_type)s_members(v, &obj->u.%(c_name)s, &err); - break; + return visit_type_%(c_type)s_members(v, &obj->u.%(c_name)s, errp); ''', case=case_str, c_type=var.type.c_name(), c_name=c_name(var.name)) @@ -111,8 +108,7 @@ bool visit_type_%(c_name)s_members(Visitor *v, %(c_name)s *obj, Error **errp) ''') ret += mcgen(''' - error_propagate(errp, err); - return !err; + return true; } ''') return ret @@ -123,7 +119,7 @@ def gen_visit_list(name, element_type): bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error **errp) { - Error *err = NULL; + bool ok = false; %(c_name)s *tail; size_t size = sizeof(**obj); @@ -133,22 +129,19 @@ bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error for (tail = *obj; tail; tail = (%(c_name)s *)visit_next_list(v, (GenericList *)tail, size)) { - visit_type_%(c_elt_type)s(v, NULL, &tail->value, &err); - if (err) { - break; + if (!visit_type_%(c_elt_type)s(v, NULL, &tail->value, errp)) { + goto out_obj; } } - if (!err) { - visit_check_list(v, &err); - } + ok = visit_check_list(v, errp); +out_obj: visit_end_list(v, (void **)obj); - if (err && visit_is_input(v)) { + if (!ok && visit_is_input(v)) { qapi_free_%(c_name)s(*obj); *obj = NULL; } - error_propagate(errp, err); - return !err; + return ok; } ''', c_name=c_name(name), c_elt_type=element_type.c_name()) @@ -173,7 +166,7 @@ def gen_visit_alternate(name, variants): bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error **errp) { - Error *err = NULL; + bool ok = false; if (!visit_start_alternate(v, name, (GenericAlternate **)obj, sizeof(**obj), errp)) { @@ -182,6 +175,7 @@ bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error if (!*obj) { /* incomplete */ assert(visit_is_dealloc(v)); + ok = true; goto out_obj; } switch ((*obj)->type) { @@ -196,13 +190,11 @@ bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error case=var.type.alternate_qtype()) if isinstance(var.type, QAPISchemaObjectType): ret += mcgen(''' - visit_start_struct(v, name, NULL, 0, &err); - if (err) { + if (!visit_start_struct(v, name, NULL, 0, errp)) { break; } - visit_type_%(c_type)s_members(v, &(*obj)->u.%(c_name)s, &err); - if (!err) { - visit_check_struct(v, &err); + if (visit_type_%(c_type)s_members(v, &(*obj)->u.%(c_name)s, errp)) { + ok = visit_check_struct(v, errp); } visit_end_struct(v, NULL); ''', @@ -210,7 +202,7 @@ bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error c_name=c_name(var.name)) else: ret += mcgen(''' - visit_type_%(c_type)s(v, name, &(*obj)->u.%(c_name)s, &err); + ok = visit_type_%(c_type)s(v, name, &(*obj)->u.%(c_name)s, errp); ''', c_type=var.type.c_name(), c_name=c_name(var.name)) @@ -224,7 +216,7 @@ bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error abort(); default: assert(visit_is_input(v)); - error_setg(&err, QERR_INVALID_PARAMETER_TYPE, name ? name : "null", + error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null", "%(name)s"); /* Avoid passing invalid *obj to qapi_free_%(c_name)s() */ g_free(*obj); @@ -232,12 +224,11 @@ bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error } out_obj: visit_end_alternate(v, (void **)obj); - if (err && visit_is_input(v)) { + if (!ok && visit_is_input(v)) { qapi_free_%(c_name)s(*obj); *obj = NULL; } - error_propagate(errp, err); - return !err; + return ok; } ''', name=name, c_name=c_name(name)) @@ -250,7 +241,7 @@ def gen_visit_object(name, base, members, variants): bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error **errp) { - Error *err = NULL; + bool ok = false; if (!visit_start_struct(v, name, (void **)obj, sizeof(%(c_name)s), errp)) { return false; @@ -260,19 +251,17 @@ bool visit_type_%(c_name)s(Visitor *v, const char *name, %(c_name)s **obj, Error assert(visit_is_dealloc(v)); goto out_obj; } - visit_type_%(c_name)s_members(v, *obj, &err); - if (err) { + if (!visit_type_%(c_name)s_members(v, *obj, errp)) { goto out_obj; } - visit_check_struct(v, &err); + ok = visit_check_struct(v, errp); out_obj: visit_end_struct(v, (void **)obj); - if (err && visit_is_input(v)) { + if (!ok && visit_is_input(v)) { qapi_free_%(c_name)s(*obj); *obj = NULL; } - error_propagate(errp, err); - return !err; + return ok; } ''', c_name=c_name(name)) From patchwork Wed Jun 24 16:43:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279514 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 755C4C433E0 for ; Wed, 24 Jun 2020 16:58:05 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3297920738 for ; 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Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 64DDA5C66E; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 434CE1138487; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 26/46] qapi: Smooth another visitor error checking pattern Date: Wed, 24 Jun 2020 18:43:24 +0200 Message-Id: <20200624164344.3778251-27-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 03:27:53 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Convert visit_type_FOO(v, ..., &ptr, &err); ... if (err) { ... } to visit_type_FOO(v, ..., &ptr, errp); ... if (!ptr) { ... } for functions that set @ptr to non-null / null on success / error. Eliminate error_propagate() that are now unnecessary. Delete @err that are now unused. Signed-off-by: Markus Armbruster --- block/nfs.c | 7 ++----- block/parallels.c | 7 ++----- block/qcow.c | 7 ++----- block/qcow2.c | 7 ++----- block/qed.c | 7 ++----- block/rbd.c | 7 ++----- block/sheepdog.c | 6 ++---- block/ssh.c | 7 ++----- block/vdi.c | 7 ++----- block/vhdx.c | 7 ++----- block/vpc.c | 7 ++----- hw/acpi/core.c | 4 ++-- hw/block/xen-block.c | 6 ++---- hw/core/numa.c | 7 +++---- monitor/monitor.c | 21 +++++++-------------- 15 files changed, 36 insertions(+), 78 deletions(-) diff --git a/block/nfs.c b/block/nfs.c index b1718d125a..61a249a9fc 100644 --- a/block/nfs.c +++ b/block/nfs.c @@ -563,18 +563,15 @@ static BlockdevOptionsNfs *nfs_options_qdict_to_qapi(QDict *options, BlockdevOptionsNfs *opts = NULL; Visitor *v; const QDictEntry *e; - Error *local_err = NULL; v = qobject_input_visitor_new_flat_confused(options, errp); if (!v) { return NULL; } - visit_type_BlockdevOptionsNfs(v, NULL, &opts, &local_err); + visit_type_BlockdevOptionsNfs(v, NULL, &opts, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!opts) { return NULL; } diff --git a/block/parallels.c b/block/parallels.c index 0397f3894f..9e85ab995e 100644 --- a/block/parallels.c +++ b/block/parallels.c @@ -625,7 +625,6 @@ static int coroutine_fn parallels_co_create_opts(BlockDriver *drv, Error **errp) { BlockdevCreateOptions *create_options = NULL; - Error *local_err = NULL; BlockDriverState *bs = NULL; QDict *qdict; Visitor *v; @@ -668,11 +667,9 @@ static int coroutine_fn parallels_co_create_opts(BlockDriver *drv, goto done; } - visit_type_BlockdevCreateOptions(v, NULL, &create_options, &local_err); + visit_type_BlockdevCreateOptions(v, NULL, &create_options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!create_options) { ret = -EINVAL; goto done; } diff --git a/block/qcow.c b/block/qcow.c index eefa3b63da..1e134f3445 100644 --- a/block/qcow.c +++ b/block/qcow.c @@ -941,7 +941,6 @@ static int coroutine_fn qcow_co_create_opts(BlockDriver *drv, QDict *qdict; Visitor *v; const char *val; - Error *local_err = NULL; int ret; static const QDictRenames opt_renames[] = { @@ -993,11 +992,9 @@ static int coroutine_fn qcow_co_create_opts(BlockDriver *drv, goto fail; } - visit_type_BlockdevCreateOptions(v, NULL, &create_options, &local_err); + visit_type_BlockdevCreateOptions(v, NULL, &create_options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!create_options) { ret = -EINVAL; goto fail; } diff --git a/block/qcow2.c b/block/qcow2.c index a9137a535b..9ed2396c88 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -3683,7 +3683,6 @@ static int coroutine_fn qcow2_co_create_opts(BlockDriver *drv, Visitor *v; BlockDriverState *bs = NULL; BlockDriverState *data_bs = NULL; - Error *local_err = NULL; const char *val; int ret; @@ -3779,11 +3778,9 @@ static int coroutine_fn qcow2_co_create_opts(BlockDriver *drv, goto finish; } - visit_type_BlockdevCreateOptions(v, NULL, &create_options, &local_err); + visit_type_BlockdevCreateOptions(v, NULL, &create_options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!create_options) { ret = -EINVAL; goto finish; } diff --git a/block/qed.c b/block/qed.c index e369fd360a..7fa7f880f6 100644 --- a/block/qed.c +++ b/block/qed.c @@ -729,7 +729,6 @@ static int coroutine_fn bdrv_qed_co_create_opts(BlockDriver *drv, QDict *qdict; Visitor *v; BlockDriverState *bs = NULL; - Error *local_err = NULL; int ret; static const QDictRenames opt_renames[] = { @@ -771,11 +770,9 @@ static int coroutine_fn bdrv_qed_co_create_opts(BlockDriver *drv, goto fail; } - visit_type_BlockdevCreateOptions(v, NULL, &create_options, &local_err); + visit_type_BlockdevCreateOptions(v, NULL, &create_options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!create_options) { ret = -EINVAL; goto fail; } diff --git a/block/rbd.c b/block/rbd.c index 617553b022..688074c64b 100644 --- a/block/rbd.c +++ b/block/rbd.c @@ -681,7 +681,6 @@ static int qemu_rbd_convert_options(QDict *options, BlockdevOptionsRbd **opts, Error **errp) { Visitor *v; - Error *local_err = NULL; /* Convert the remaining options into a QAPI object */ v = qobject_input_visitor_new_flat_confused(options, errp); @@ -689,11 +688,9 @@ static int qemu_rbd_convert_options(QDict *options, BlockdevOptionsRbd **opts, return -EINVAL; } - visit_type_BlockdevOptionsRbd(v, NULL, opts, &local_err); + visit_type_BlockdevOptionsRbd(v, NULL, opts, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!opts) { return -EINVAL; } diff --git a/block/sheepdog.c b/block/sheepdog.c index a6a91442c9..6c487c8322 100644 --- a/block/sheepdog.c +++ b/block/sheepdog.c @@ -2193,11 +2193,9 @@ static int coroutine_fn sd_co_create_opts(BlockDriver *drv, goto fail; } - visit_type_BlockdevCreateOptions(v, NULL, &create_options, &local_err); + visit_type_BlockdevCreateOptions(v, NULL, &create_options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!create_options) { ret = -EINVAL; goto fail; } diff --git a/block/ssh.c b/block/ssh.c index f00b89684a..ebe3d8b631 100644 --- a/block/ssh.c +++ b/block/ssh.c @@ -616,7 +616,6 @@ static BlockdevOptionsSsh *ssh_parse_options(QDict *options, Error **errp) { BlockdevOptionsSsh *result = NULL; QemuOpts *opts = NULL; - Error *local_err = NULL; const QDictEntry *e; Visitor *v; @@ -636,11 +635,9 @@ static BlockdevOptionsSsh *ssh_parse_options(QDict *options, Error **errp) goto fail; } - visit_type_BlockdevOptionsSsh(v, NULL, &result, &local_err); + visit_type_BlockdevOptionsSsh(v, NULL, &result, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!result) { goto fail; } diff --git a/block/vdi.c b/block/vdi.c index 5fca67f52d..3a3df45f84 100644 --- a/block/vdi.c +++ b/block/vdi.c @@ -905,7 +905,6 @@ static int coroutine_fn vdi_co_create_opts(BlockDriver *drv, uint64_t block_size = DEFAULT_CLUSTER_SIZE; bool is_static = false; Visitor *v; - Error *local_err = NULL; int ret; /* Parse options and convert legacy syntax. @@ -956,11 +955,9 @@ static int coroutine_fn vdi_co_create_opts(BlockDriver *drv, ret = -EINVAL; goto done; } - visit_type_BlockdevCreateOptions(v, NULL, &create_options, &local_err); + visit_type_BlockdevCreateOptions(v, NULL, &create_options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!create_options) { ret = -EINVAL; goto done; } diff --git a/block/vhdx.c b/block/vhdx.c index b9ef4ff074..1f9fca837d 100644 --- a/block/vhdx.c +++ b/block/vhdx.c @@ -2066,7 +2066,6 @@ static int coroutine_fn vhdx_co_create_opts(BlockDriver *drv, QDict *qdict; Visitor *v; BlockDriverState *bs = NULL; - Error *local_err = NULL; int ret; static const QDictRenames opt_renames[] = { @@ -2107,11 +2106,9 @@ static int coroutine_fn vhdx_co_create_opts(BlockDriver *drv, goto fail; } - visit_type_BlockdevCreateOptions(v, NULL, &create_options, &local_err); + visit_type_BlockdevCreateOptions(v, NULL, &create_options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!create_options) { ret = -EINVAL; goto fail; } diff --git a/block/vpc.c b/block/vpc.c index 6d8a43aed9..259d0ad2fe 100644 --- a/block/vpc.c +++ b/block/vpc.c @@ -1095,7 +1095,6 @@ static int coroutine_fn vpc_co_create_opts(BlockDriver *drv, QDict *qdict; Visitor *v; BlockDriverState *bs = NULL; - Error *local_err = NULL; int ret; static const QDictRenames opt_renames[] = { @@ -1134,11 +1133,9 @@ static int coroutine_fn vpc_co_create_opts(BlockDriver *drv, goto fail; } - visit_type_BlockdevCreateOptions(v, NULL, &create_options, &local_err); + visit_type_BlockdevCreateOptions(v, NULL, &create_options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!create_options) { ret = -EINVAL; goto fail; } diff --git a/hw/acpi/core.c b/hw/acpi/core.c index 45cbed49ab..91ae66b806 100644 --- a/hw/acpi/core.c +++ b/hw/acpi/core.c @@ -249,11 +249,11 @@ void acpi_table_add(const QemuOpts *opts, Error **errp) Visitor *v; v = opts_visitor_new(opts); - visit_type_AcpiTableOptions(v, NULL, &hdrs, &err); + visit_type_AcpiTableOptions(v, NULL, &hdrs, errp); visit_free(v); } - if (err) { + if (!hdrs) { goto out; } if (hdrs->has_file == hdrs->has_data) { diff --git a/hw/block/xen-block.c b/hw/block/xen-block.c index 6ca6f18c7b..d45758937a 100644 --- a/hw/block/xen-block.c +++ b/hw/block/xen-block.c @@ -682,11 +682,9 @@ static char *xen_block_blockdev_add(const char *id, QDict *qdict, trace_xen_block_blockdev_add(node_name); v = qobject_input_visitor_new(QOBJECT(qdict)); - visit_type_BlockdevOptions(v, NULL, &options, &local_err); + visit_type_BlockdevOptions(v, NULL, &options, errp); visit_free(v); - - if (local_err) { - error_propagate(errp, local_err); + if (!options) { goto fail; } diff --git a/hw/core/numa.c b/hw/core/numa.c index aa8c6be210..118803a0e8 100644 --- a/hw/core/numa.c +++ b/hw/core/numa.c @@ -509,10 +509,10 @@ static int parse_numa(void *opaque, QemuOpts *opts, Error **errp) Error *err = NULL; Visitor *v = opts_visitor_new(opts); - visit_type_NumaOptions(v, NULL, &object, &err); + visit_type_NumaOptions(v, NULL, &object, errp); visit_free(v); - if (err) { - goto end; + if (!object) { + return -1; } /* Fix up legacy suffix-less format */ @@ -523,7 +523,6 @@ static int parse_numa(void *opaque, QemuOpts *opts, Error **errp) set_numa_options(ms, object, &err); -end: qapi_free_NumaOptions(object); if (err) { error_propagate(errp, err); diff --git a/monitor/monitor.c b/monitor/monitor.c index 125494410a..47167ac2a3 100644 --- a/monitor/monitor.c +++ b/monitor/monitor.c @@ -656,25 +656,18 @@ int monitor_init_opts(QemuOpts *opts, Error **errp) { Visitor *v; MonitorOptions *options; - Error *local_err = NULL; + int ret; v = opts_visitor_new(opts); - visit_type_MonitorOptions(v, NULL, &options, &local_err); + visit_type_MonitorOptions(v, NULL, &options, errp); visit_free(v); - - if (local_err) { - goto out; - } - - monitor_init(options, true, &local_err); - qapi_free_MonitorOptions(options); - -out: - if (local_err) { - error_propagate(errp, local_err); + if (!options) { return -1; } - return 0; + + ret = monitor_init(options, true, errp); + qapi_free_MonitorOptions(options); + return ret; } QemuOptsList qemu_mon_opts = { From patchwork Wed Jun 24 16:43:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279519 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80897C433DF for ; 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Wed, 24 Jun 2020 12:43:51 -0400 X-MC-Unique: Os9XWQabMEiyT_G-XxCINA-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 9DD662DA1; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 677BE79317; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 46C4B1138488; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 27/46] qapi: Purge error_propagate() from QAPI core Date: Wed, 24 Jun 2020 18:43:25 +0200 Message-Id: <20200624164344.3778251-28-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 02:33:25 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Markus Armbruster --- qapi/qapi-visit-core.c | 40 +++++++++++++++++++--------------------- 1 file changed, 19 insertions(+), 21 deletions(-) diff --git a/qapi/qapi-visit-core.c b/qapi/qapi-visit-core.c index 5a9c47aabf..7e5f40e7f0 100644 --- a/qapi/qapi-visit-core.c +++ b/qapi/qapi-visit-core.c @@ -39,19 +39,18 @@ void visit_free(Visitor *v) bool visit_start_struct(Visitor *v, const char *name, void **obj, size_t size, Error **errp) { - Error *err = NULL; + bool ok; trace_visit_start_struct(v, name, obj, size); if (obj) { assert(size); assert(!(v->type & VISITOR_OUTPUT) || *obj); } - v->start_struct(v, name, obj, size, &err); + ok = v->start_struct(v, name, obj, size, errp); if (obj && (v->type & VISITOR_INPUT)) { - assert(!err != !*obj); + assert(ok != !*obj); } - error_propagate(errp, err); - return !err; + return ok; } bool visit_check_struct(Visitor *v, Error **errp) @@ -69,16 +68,15 @@ void visit_end_struct(Visitor *v, void **obj) bool visit_start_list(Visitor *v, const char *name, GenericList **list, size_t size, Error **errp) { - Error *err = NULL; + bool ok; assert(!list || size >= sizeof(GenericList)); trace_visit_start_list(v, name, list, size); - v->start_list(v, name, list, size, &err); + ok = v->start_list(v, name, list, size, errp); if (list && (v->type & VISITOR_INPUT)) { - assert(!(err && *list)); + assert(ok || !*list); } - error_propagate(errp, err); - return !err; + return ok; } GenericList *visit_next_list(Visitor *v, GenericList *tail, size_t size) @@ -104,19 +102,20 @@ bool visit_start_alternate(Visitor *v, const char *name, GenericAlternate **obj, size_t size, Error **errp) { - Error *err = NULL; + bool ok; assert(obj && size >= sizeof(GenericAlternate)); assert(!(v->type & VISITOR_OUTPUT) || *obj); trace_visit_start_alternate(v, name, obj, size); - if (v->start_alternate) { - v->start_alternate(v, name, obj, size, &err); + if (!v->start_alternate) { + assert(!(v->type & VISITOR_INPUT)); + return true; } + ok = v->start_alternate(v, name, obj, size, errp); if (v->type & VISITOR_INPUT) { - assert(v->start_alternate && !err != !*obj); + assert(ok != !*obj); } - error_propagate(errp, err); - return !err; + return ok; } void visit_end_alternate(Visitor *v, void **obj) @@ -309,7 +308,7 @@ bool visit_type_bool(Visitor *v, const char *name, bool *obj, Error **errp) bool visit_type_str(Visitor *v, const char *name, char **obj, Error **errp) { - Error *err = NULL; + bool ok; assert(obj); /* TODO: Fix callers to not pass NULL when they mean "", so that we @@ -317,12 +316,11 @@ bool visit_type_str(Visitor *v, const char *name, char **obj, Error **errp) assert(!(v->type & VISITOR_OUTPUT) || *obj); */ trace_visit_type_str(v, name, obj); - v->type_str(v, name, obj, &err); + ok = v->type_str(v, name, obj, errp); if (v->type & VISITOR_INPUT) { - assert(!err != !*obj); + assert(ok != !*obj); } - error_propagate(errp, err); - return !err; + return ok; } bool visit_type_number(Visitor *v, const char *name, double *obj, From patchwork Wed Jun 24 16:43:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279508 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F2F8EC433E0 for ; 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g_free(buf); if (local_err != NULL) { + error_propagate(errp, local_err); goto fail_options; } @@ -868,15 +869,11 @@ static int parallels_open(BlockDriverState *bs, QDict *options, int flags, fail_format: error_setg(errp, "Image not in Parallels format"); +fail_options: ret = -EINVAL; fail: qemu_vfree(s->header); return ret; - -fail_options: - error_propagate(errp, local_err); - ret = -EINVAL; - goto fail; } From patchwork Wed Jun 24 16:43:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279510 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3B8DEC433DF for ; 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Wed, 24 Jun 2020 12:43:52 -0400 X-MC-Unique: 6u4Os1XwPlSU7zFIQRE70Q-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DD32B10059A3; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AB8407931F; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 4DC1A113848A; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 29/46] acpi: Avoid unnecessary error_propagate() after error_setg() Date: Wed, 24 Jun 2020 18:43:27 +0200 Message-Id: <20200624164344.3778251-30-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 02:33:25 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The commit before previous enables another round of the transformation from recent commit "error: Avoid unnecessary error_propagate() after error_setg()". Signed-off-by: Markus Armbruster --- hw/acpi/core.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/hw/acpi/core.c b/hw/acpi/core.c index 91ae66b806..f6d9ec4f13 100644 --- a/hw/acpi/core.c +++ b/hw/acpi/core.c @@ -239,7 +239,6 @@ static void acpi_table_install(const char unsigned *blob, size_t bloblen, void acpi_table_add(const QemuOpts *opts, Error **errp) { AcpiTableOptions *hdrs = NULL; - Error *err = NULL; char **pathnames = NULL; char **cur; size_t bloblen = 0; @@ -257,13 +256,13 @@ void acpi_table_add(const QemuOpts *opts, Error **errp) goto out; } if (hdrs->has_file == hdrs->has_data) { - error_setg(&err, "'-acpitable' requires one of 'data' or 'file'"); + error_setg(errp, "'-acpitable' requires one of 'data' or 'file'"); goto out; } pathnames = g_strsplit(hdrs->has_file ? hdrs->file : hdrs->data, ":", 0); if (pathnames == NULL || pathnames[0] == NULL) { - error_setg(&err, "'-acpitable' requires at least one pathname"); + error_setg(errp, "'-acpitable' requires at least one pathname"); goto out; } @@ -272,7 +271,7 @@ void acpi_table_add(const QemuOpts *opts, Error **errp) int fd = open(*cur, O_RDONLY | O_BINARY); if (fd < 0) { - error_setg(&err, "can't open file %s: %s", *cur, strerror(errno)); + error_setg(errp, "can't open file %s: %s", *cur, strerror(errno)); goto out; } @@ -288,8 +287,8 @@ void acpi_table_add(const QemuOpts *opts, Error **errp) memcpy(blob + bloblen, data, r); bloblen += r; } else if (errno != EINTR) { - error_setg(&err, "can't read file %s: %s", - *cur, strerror(errno)); + error_setg(errp, "can't read file %s: %s", *cur, + strerror(errno)); close(fd); goto out; } @@ -298,14 +297,12 @@ void acpi_table_add(const QemuOpts *opts, Error **errp) close(fd); } - acpi_table_install(blob, bloblen, hdrs->has_file, hdrs, &err); + acpi_table_install(blob, bloblen, hdrs->has_file, hdrs, errp); out: g_free(blob); g_strfreev(pathnames); qapi_free_AcpiTableOptions(hdrs); - - error_propagate(errp, err); } unsigned acpi_table_len(void *current) From patchwork Wed Jun 24 16:43:28 2020 Content-Type: text/plain; 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Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 5136D113848B; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 30/46] s390x/pci: Fix harmless mistake in zpci's property fid's setter Date: Wed, 24 Jun 2020 18:43:28 +0200 Message-Id: <20200624164344.3778251-31-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 01:59:40 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, Cornelia Huck , pbonzini@redhat.com, Matthew Rosato Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" s390_pci_set_fid() sets zpci->fid_defined to true even when visit_type_uint32() failed. Reproducer: "-device zpci,fid=junk". Harmless in practice, because qdev_device_add() then fails, throwing away @zpci. Fix it anyway. Cc: Matthew Rosato Cc: Cornelia Huck Signed-off-by: Markus Armbruster --- hw/s390x/s390-pci-bus.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c index be8535304e..2e0eab1c69 100644 --- a/hw/s390x/s390-pci-bus.c +++ b/hw/s390x/s390-pci-bus.c @@ -1265,7 +1265,9 @@ static void s390_pci_set_fid(Object *obj, Visitor *v, const char *name, return; } - visit_type_uint32(v, name, ptr, errp); + if (!visit_type_uint32(v, name, ptr, errp)) { + return; + } zpci->fid_defined = true; } From patchwork Wed Jun 24 16:43:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279506 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ABF86C433DF for ; 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Wed, 24 Jun 2020 12:43:52 -0400 X-MC-Unique: dV0d0y0gOgKyQ2Os3GyI9g-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id F036F18585A8; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id BED22891E8; Wed, 24 Jun 2020 16:43:50 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 580EE113848D; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 32/46] qom: Rename qdev_get_type() to object_get_type() Date: Wed, 24 Jun 2020 18:43:30 +0200 Message-Id: <20200624164344.3778251-33-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 03:27:53 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Commit 2f262e06f0 lifted qdev_get_type() from qdev to object without renaming it accordingly. Do that now. Signed-off-by: Markus Armbruster --- qom/object.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/qom/object.c b/qom/object.c index b8aac074c2..f6e9f0e413 100644 --- a/qom/object.c +++ b/qom/object.c @@ -2359,7 +2359,7 @@ object_class_property_add_tm(ObjectClass *klass, const char *name, NULL, NULL, prop); } -static char *qdev_get_type(Object *obj, Error **errp) +static char *object_get_type(Object *obj, Error **errp) { return g_strdup(object_get_typename(obj)); } @@ -2702,7 +2702,7 @@ void object_class_property_set_description(ObjectClass *klass, static void object_class_init(ObjectClass *klass, void *data) { - object_class_property_add_str(klass, "type", qdev_get_type, + object_class_property_add_str(klass, "type", object_get_type, NULL); } From patchwork Wed Jun 24 16:43:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279517 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C77BC433DF for ; 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Wed, 24 Jun 2020 12:43:53 -0400 X-MC-Unique: U9FnKZ_wP1GzXtALRcfqIA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 16D94804003; Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D906F7CADB; Wed, 24 Jun 2020 16:43:51 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 62CE11138490; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 35/46] qom: Use return values to check for error where that's simpler Date: Wed, 24 Jun 2020 18:43:33 +0200 Message-Id: <20200624164344.3778251-36-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 03:27:53 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" When using the Error object to check for error, we need to receive it into a local variable, then propagate() it to @errp. Using the return value permits allows receiving it straight to @errp. Signed-off-by: Markus Armbruster --- qom/object.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/qom/object.c b/qom/object.c index f6e9f0e413..326a8de91e 100644 --- a/qom/object.c +++ b/qom/object.c @@ -549,8 +549,7 @@ void object_initialize_child_with_propsv(Object *parentobj, object_initialize(childobj, size, type); obj = OBJECT(childobj); - object_set_propv(obj, &local_err, vargs); - if (local_err) { + if (object_set_propv(obj, errp, vargs) < 0) { goto out; } @@ -743,7 +742,7 @@ Object *object_new_with_propv(const char *typename, } obj = object_new_with_type(klass->type); - if (object_set_propv(obj, &local_err, vargs) < 0) { + if (object_set_propv(obj, errp, vargs) < 0) { goto error; } @@ -1771,12 +1770,11 @@ static void object_set_link_property(Object *obj, Visitor *v, } if (strcmp(path, "") != 0) { - new_target = object_resolve_link(obj, name, path, &local_err); + new_target = object_resolve_link(obj, name, path, errp); } g_free(path); - if (local_err) { - error_propagate(errp, local_err); + if (!new_target) { return; } From patchwork Wed Jun 24 16:43:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279515 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5910C433E1 for ; Wed, 24 Jun 2020 16:57:43 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A509F20738 for ; Wed, 24 Jun 2020 16:57:43 +0000 (UTC) Authentication-Results: mail.kernel.org; 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Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E83AF512FE; Wed, 24 Jun 2020 16:43:51 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 6EEA51138492; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 37/46] qom: Make functions taking Error ** return bool, not void Date: Wed, 24 Jun 2020 18:43:35 +0200 Message-Id: <20200624164344.3778251-38-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 03:27:53 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" See recent commit "error: Document Error API usage rules" for rationale. Signed-off-by: Markus Armbruster --- include/qom/object.h | 42 ++++++++++++----- include/qom/object_interfaces.h | 12 +++-- include/qom/qom-qobject.h | 4 +- qom/object.c | 84 +++++++++++++++++++++------------ qom/object_interfaces.c | 21 +++++---- qom/qom-qobject.c | 6 ++- 6 files changed, 113 insertions(+), 56 deletions(-) diff --git a/include/qom/object.h b/include/qom/object.h index 7ef9c8d0cc..b2d2558245 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -703,7 +703,7 @@ Object *object_new_with_propv(const char *typename, Error **errp, va_list vargs); -void object_apply_global_props(Object *obj, const GPtrArray *props, +bool object_apply_global_props(Object *obj, const GPtrArray *props, Error **errp); void object_set_machine_compat_props(GPtrArray *compat_props); void object_set_accelerator_compat_props(GPtrArray *compat_props); @@ -798,8 +798,10 @@ void object_initialize(void *obj, size_t size, const char *typename); * strings. The propname of %NULL indicates the end of the property list. * If the object implements the user creatable interface, the object will * be marked complete once all the properties have been processed. + * + * Returns: %true on success, %false on failure. */ -void object_initialize_child_with_props(Object *parentobj, +bool object_initialize_child_with_props(Object *parentobj, const char *propname, void *childobj, size_t size, const char *type, Error **errp, ...) QEMU_SENTINEL; @@ -815,8 +817,10 @@ void object_initialize_child_with_props(Object *parentobj, * @vargs: list of property names and values * * See object_initialize_child() for documentation. + * + * Returns: %true on success, %false on failure. */ -void object_initialize_child_with_propsv(Object *parentobj, +bool object_initialize_child_with_propsv(Object *parentobj, const char *propname, void *childobj, size_t size, const char *type, Error **errp, va_list vargs); @@ -1197,8 +1201,10 @@ void object_unparent(Object *obj); * @errp: returns an error if this function fails * * Reads a property from a object. + * + * Returns: %true on success, %false on failure. */ -void object_property_get(Object *obj, const char *name, Visitor *v, +bool object_property_get(Object *obj, const char *name, Visitor *v, Error **errp); /** @@ -1208,8 +1214,10 @@ void object_property_get(Object *obj, const char *name, Visitor *v, * @errp: returns an error if this function fails * * Writes a string value to a property. + * + * Returns: %true on success, %false on failure. */ -void object_property_set_str(Object *obj, +bool object_property_set_str(Object *obj, const char *name, const char *value, Error **errp); @@ -1238,8 +1246,9 @@ char *object_property_get_str(Object *obj, const char *name, * OBJ_PROP_LINK_STRONG bit, the old target object is * unreferenced, and a reference is added to the new target object. * + * Returns: %true on success, %false on failure. */ -void object_property_set_link(Object *obj, const char *name, Object *value, +bool object_property_set_link(Object *obj, const char *name, Object *value, Error **errp); /** @@ -1262,8 +1271,10 @@ Object *object_property_get_link(Object *obj, const char *name, * @errp: returns an error if this function fails * * Writes a bool value to a property. + * + * Returns: %true on success, %false on failure. */ -void object_property_set_bool(Object *obj, const char *name, bool value, +bool object_property_set_bool(Object *obj, const char *name, bool value, Error **errp); /** @@ -1285,8 +1296,10 @@ bool object_property_get_bool(Object *obj, const char *name, * @errp: returns an error if this function fails * * Writes an integer value to a property. + * + * Returns: %true on success, %false on failure. */ -void object_property_set_int(Object *obj, const char *name, int64_t value, +bool object_property_set_int(Object *obj, const char *name, int64_t value, Error **errp); /** @@ -1308,8 +1321,10 @@ int64_t object_property_get_int(Object *obj, const char *name, * @errp: returns an error if this function fails * * Writes an unsigned integer value to a property. + * + * Returns: %true on success, %false on failure. */ -void object_property_set_uint(Object *obj, const char *name, uint64_t value, +bool object_property_set_uint(Object *obj, const char *name, uint64_t value, Error **errp); /** @@ -1348,8 +1363,10 @@ int object_property_get_enum(Object *obj, const char *name, * @errp: returns an error if this function fails * * Writes a property to a object. + * + * Returns: %true on success, %false on failure. */ -void object_property_set(Object *obj, const char *name, Visitor *v, +bool object_property_set(Object *obj, const char *name, Visitor *v, Error **errp); /** @@ -1360,8 +1377,10 @@ void object_property_set(Object *obj, const char *name, Visitor *v, * @errp: returns an error if this function fails * * Parses a string and writes the result into a property of an object. + * + * Returns: %true on success, %false on failure. */ -void object_property_parse(Object *obj, const char *name, +bool object_property_parse(Object *obj, const char *name, const char *string, Error **errp); /** @@ -1804,6 +1823,7 @@ ObjectProperty *object_property_add_const_link(Object *obj, const char *name, * * Set an object property's description. * + * Returns: %true on success, %false on failure. */ void object_property_set_description(Object *obj, const char *name, const char *description); diff --git a/include/qom/object_interfaces.h b/include/qom/object_interfaces.h index 65172120fa..7035829337 100644 --- a/include/qom/object_interfaces.h +++ b/include/qom/object_interfaces.h @@ -57,8 +57,10 @@ typedef struct UserCreatableClass { * Wrapper to call complete() method if one of types it's inherited * from implements USER_CREATABLE interface, otherwise the call does * nothing. + * + * Returns: %true on success, %false on failure. */ -void user_creatable_complete(UserCreatable *uc, Error **errp); +bool user_creatable_complete(UserCreatable *uc, Error **errp); /** * user_creatable_can_be_deleted: @@ -100,8 +102,10 @@ Object *user_creatable_add_type(const char *type, const char *id, * @qdict. The object type is taken from the QDict key 'qom-type', its * ID from the key 'id'. The remaining entries in @qdict are used to * initialize the object properties. + * + * Returns: %true on success, %false on failure. */ -void user_creatable_add_dict(QDict *qdict, bool keyval, Error **errp); +bool user_creatable_add_dict(QDict *qdict, bool keyval, Error **errp); /** * user_creatable_add_opts: @@ -167,8 +171,10 @@ bool user_creatable_print_help(const char *type, QemuOpts *opts); * * Delete an instance of the user creatable object identified * by @id. + * + * Returns: %true on success, %false on failure. */ -void user_creatable_del(const char *id, Error **errp); +bool user_creatable_del(const char *id, Error **errp); /** * user_creatable_cleanup: diff --git a/include/qom/qom-qobject.h b/include/qom/qom-qobject.h index ad9a98dd62..73e4e0e474 100644 --- a/include/qom/qom-qobject.h +++ b/include/qom/qom-qobject.h @@ -33,8 +33,10 @@ struct QObject *object_property_get_qobject(Object *obj, const char *name, * @errp: returns an error if this function fails * * Writes a property to a object. + * + * Returns: %true on success, %false on failure. */ -void object_property_set_qobject(Object *obj, +bool object_property_set_qobject(Object *obj, const char *name, struct QObject *value, struct Error **errp); diff --git a/qom/object.c b/qom/object.c index f1c95503e6..46406ba84a 100644 --- a/qom/object.c +++ b/qom/object.c @@ -385,12 +385,13 @@ static void object_post_init_with_type(Object *obj, TypeImpl *ti) } } -void object_apply_global_props(Object *obj, const GPtrArray *props, Error **errp) +bool object_apply_global_props(Object *obj, const GPtrArray *props, + Error **errp) { int i; if (!props) { - return; + return true; } for (i = 0; i < props->len; i++) { @@ -415,12 +416,14 @@ void object_apply_global_props(Object *obj, const GPtrArray *props, Error **errp */ if (errp) { error_propagate(errp, err); - return; + return false; } else { warn_report_err(err); } } } + + return true; } /* @@ -524,25 +527,29 @@ void object_initialize(void *data, size_t size, const char *typename) object_initialize_with_type(data, size, type); } -void object_initialize_child_with_props(Object *parentobj, +bool object_initialize_child_with_props(Object *parentobj, const char *propname, void *childobj, size_t size, const char *type, Error **errp, ...) { va_list vargs; + bool ok; va_start(vargs, errp); - object_initialize_child_with_propsv(parentobj, propname, - childobj, size, type, errp, vargs); + ok = object_initialize_child_with_propsv(parentobj, propname, + childobj, size, type, errp, + vargs); va_end(vargs); + return ok; } -void object_initialize_child_with_propsv(Object *parentobj, +bool object_initialize_child_with_propsv(Object *parentobj, const char *propname, void *childobj, size_t size, const char *type, Error **errp, va_list vargs) { Error *local_err = NULL; + bool ok = false; Object *obj; UserCreatable *uc; @@ -564,6 +571,8 @@ void object_initialize_child_with_propsv(Object *parentobj, } } + ok = true; + out: /* * We want @obj's reference to be 1 on success, 0 on failure. @@ -576,6 +585,7 @@ out: object_unref(obj); error_propagate(errp, local_err); + return ok; } void object_initialize_child_internal(Object *parent, @@ -1298,43 +1308,52 @@ void object_property_del(Object *obj, const char *name) g_hash_table_remove(obj->properties, name); } -void object_property_get(Object *obj, const char *name, Visitor *v, +bool object_property_get(Object *obj, const char *name, Visitor *v, Error **errp) { + Error *err = NULL; ObjectProperty *prop = object_property_find(obj, name, errp); + if (prop == NULL) { - return; + return false; } if (!prop->get) { error_setg(errp, QERR_PERMISSION_DENIED); - } else { - prop->get(obj, v, name, prop->opaque, errp); + return false; } + prop->get(obj, v, name, prop->opaque, &err); + error_propagate(errp, err); + return !err; } -void object_property_set(Object *obj, const char *name, Visitor *v, +bool object_property_set(Object *obj, const char *name, Visitor *v, Error **errp) { + Error *err = NULL; ObjectProperty *prop = object_property_find(obj, name, errp); + if (prop == NULL) { - return; + return false; } if (!prop->set) { error_setg(errp, QERR_PERMISSION_DENIED); - } else { - prop->set(obj, v, name, prop->opaque, errp); + return false; } + prop->set(obj, v, name, prop->opaque, &err); + error_propagate(errp, err); + return !err; } -void object_property_set_str(Object *obj, const char *name, +bool object_property_set_str(Object *obj, const char *name, const char *value, Error **errp) { QString *qstr = qstring_from_str(value); - object_property_set_qobject(obj, name, QOBJECT(qstr), errp); + bool ok = object_property_set_qobject(obj, name, QOBJECT(qstr), errp); qobject_unref(qstr); + return ok; } char *object_property_get_str(Object *obj, const char *name, @@ -1356,16 +1375,15 @@ char *object_property_get_str(Object *obj, const char *name, return retval; } -void object_property_set_link(Object *obj, const char *name, Object *value, +bool object_property_set_link(Object *obj, const char *name, Object *value, Error **errp) { + g_autofree char *path = NULL; + if (value) { - char *path = object_get_canonical_path(value); - object_property_set_str(obj, name, path, errp); - g_free(path); - } else { - object_property_set_str(obj, name, "", errp); + path = object_get_canonical_path(value); } + return object_property_set_str(obj, name, path ?: "", errp); } Object *object_property_get_link(Object *obj, const char *name, @@ -1386,13 +1404,14 @@ Object *object_property_get_link(Object *obj, const char *name, return target; } -void object_property_set_bool(Object *obj, const char *name, bool value, +bool object_property_set_bool(Object *obj, const char *name, bool value, Error **errp) { QBool *qbool = qbool_from_bool(value); - object_property_set_qobject(obj, name, QOBJECT(qbool), errp); + bool ok = object_property_set_qobject(obj, name, QOBJECT(qbool), errp); qobject_unref(qbool); + return ok; } bool object_property_get_bool(Object *obj, const char *name, @@ -1417,13 +1436,14 @@ bool object_property_get_bool(Object *obj, const char *name, return retval; } -void object_property_set_int(Object *obj, const char *name, int64_t value, +bool object_property_set_int(Object *obj, const char *name, int64_t value, Error **errp) { QNum *qnum = qnum_from_int(value); - object_property_set_qobject(obj, name, QOBJECT(qnum), errp); + bool ok = object_property_set_qobject(obj, name, QOBJECT(qnum), errp); qobject_unref(qnum); + return ok; } int64_t object_property_get_int(Object *obj, const char *name, @@ -1486,13 +1506,14 @@ void object_property_set_default_uint(ObjectProperty *prop, uint64_t value) object_property_set_default(prop, QOBJECT(qnum_from_uint(value))); } -void object_property_set_uint(Object *obj, const char *name, uint64_t value, +bool object_property_set_uint(Object *obj, const char *name, uint64_t value, Error **errp) { QNum *qnum = qnum_from_uint(value); + bool ok = object_property_set_qobject(obj, name, QOBJECT(qnum), errp); - object_property_set_qobject(obj, name, QOBJECT(qnum), errp); qobject_unref(qnum); + return ok; } uint64_t object_property_get_uint(Object *obj, const char *name, @@ -1553,13 +1574,14 @@ int object_property_get_enum(Object *obj, const char *name, return ret; } -void object_property_parse(Object *obj, const char *name, +bool object_property_parse(Object *obj, const char *name, const char *string, Error **errp) { Visitor *v = string_input_visitor_new(string); + bool ok = object_property_set(obj, name, v, errp); - object_property_set(obj, name, v, errp); visit_free(v); + return ok; } char *object_property_print(Object *obj, const char *name, bool human, diff --git a/qom/object_interfaces.c b/qom/object_interfaces.c index 4c59ee56d5..382198504c 100644 --- a/qom/object_interfaces.c +++ b/qom/object_interfaces.c @@ -14,13 +14,16 @@ #include "qapi/opts-visitor.h" #include "qemu/config-file.h" -void user_creatable_complete(UserCreatable *uc, Error **errp) +bool user_creatable_complete(UserCreatable *uc, Error **errp) { UserCreatableClass *ucc = USER_CREATABLE_GET_CLASS(uc); + Error *err = NULL; if (ucc->complete) { - ucc->complete(uc, errp); + ucc->complete(uc, &err); + error_propagate(errp, err); } + return !err; } bool user_creatable_can_be_deleted(UserCreatable *uc) @@ -101,7 +104,7 @@ out: return obj; } -void user_creatable_add_dict(QDict *qdict, bool keyval, Error **errp) +bool user_creatable_add_dict(QDict *qdict, bool keyval, Error **errp) { Visitor *v; Object *obj; @@ -111,14 +114,14 @@ void user_creatable_add_dict(QDict *qdict, bool keyval, Error **errp) type = g_strdup(qdict_get_try_str(qdict, "qom-type")); if (!type) { error_setg(errp, QERR_MISSING_PARAMETER, "qom-type"); - return; + return false; } qdict_del(qdict, "qom-type"); id = g_strdup(qdict_get_try_str(qdict, "id")); if (!id) { error_setg(errp, QERR_MISSING_PARAMETER, "id"); - return; + return false; } qdict_del(qdict, "id"); @@ -130,6 +133,7 @@ void user_creatable_add_dict(QDict *qdict, bool keyval, Error **errp) obj = user_creatable_add_type(type, id, qdict, v, errp); visit_free(v); object_unref(obj); + return !!obj; } Object *user_creatable_add_opts(QemuOpts *opts, Error **errp) @@ -260,7 +264,7 @@ bool user_creatable_print_help(const char *type, QemuOpts *opts) return false; } -void user_creatable_del(const char *id, Error **errp) +bool user_creatable_del(const char *id, Error **errp) { Object *container; Object *obj; @@ -269,12 +273,12 @@ void user_creatable_del(const char *id, Error **errp) obj = object_resolve_path_component(container, id); if (!obj) { error_setg(errp, "object '%s' not found", id); - return; + return false; } if (!user_creatable_can_be_deleted(USER_CREATABLE(obj))) { error_setg(errp, "object '%s' is in use, can not be deleted", id); - return; + return false; } /* @@ -285,6 +289,7 @@ void user_creatable_del(const char *id, Error **errp) id)); object_unparent(obj); + return true; } void user_creatable_cleanup(void) diff --git a/qom/qom-qobject.c b/qom/qom-qobject.c index f949572d8a..62ac5e07ac 100644 --- a/qom/qom-qobject.c +++ b/qom/qom-qobject.c @@ -17,15 +17,17 @@ #include "qapi/qobject-input-visitor.h" #include "qapi/qobject-output-visitor.h" -void object_property_set_qobject(Object *obj, +bool object_property_set_qobject(Object *obj, const char *name, QObject *value, Error **errp) { Visitor *v; + bool ok; v = qobject_input_visitor_new(value); - object_property_set(obj, name, v, errp); + ok = object_property_set(obj, name, v, errp); visit_free(v); + return ok; } QObject *object_property_get_qobject(Object *obj, const char *name, From patchwork Wed Jun 24 16:43:37 2020 Content-Type: text/plain; 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Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 76A8B1138494; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 39/46] qom: Smooth error checking manually Date: Wed, 24 Jun 2020 18:43:37 +0200 Message-Id: <20200624164344.3778251-40-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.120; envelope-from=armbru@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 02:33:25 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" When foo(..., &err) is followed by error_propagate(errp, err), we can often just as well do foo(..., errp). The previous commit did that for simple cases with Coccinelle. Do it for a few more manually. Signed-off-by: Markus Armbruster --- hw/core/bus.c | 6 +----- hw/s390x/s390-virtio-ccw.c | 15 +++++++-------- qom/object.c | 9 ++------- qom/qom-qobject.c | 5 +---- target/i386/cpu.c | 19 +++++-------------- 5 files changed, 16 insertions(+), 38 deletions(-) diff --git a/hw/core/bus.c b/hw/core/bus.c index 00d1d31762..6b987b6946 100644 --- a/hw/core/bus.c +++ b/hw/core/bus.c @@ -166,11 +166,7 @@ BusState *qbus_create(const char *typename, DeviceState *parent, const char *nam bool qbus_realize(BusState *bus, Error **errp) { - Error *err = NULL; - - object_property_set_bool(OBJECT(bus), "realized", true, &err); - error_propagate(errp, err); - return !err; + return object_property_set_bool(OBJECT(bus), "realized", true, errp); } void qbus_unrealize(BusState *bus) diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index 62af349c31..877ea2af9d 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -69,20 +69,19 @@ static S390CPU *s390x_new_cpu(const char *typename, uint32_t core_id, Error **errp) { S390CPU *cpu = S390_CPU(object_new(typename)); - Error *err = NULL; + S390CPU *ret = NULL; - if (!object_property_set_int(OBJECT(cpu), "core-id", core_id, &err)) { + if (!object_property_set_int(OBJECT(cpu), "core-id", core_id, errp)) { goto out; } - qdev_realize(DEVICE(cpu), NULL, &err); + if (!qdev_realize(DEVICE(cpu), NULL, errp)) { + goto out; + } + ret = cpu; out: object_unref(OBJECT(cpu)); - if (err) { - error_propagate(errp, err); - cpu = NULL; - } - return cpu; + return ret; } static void s390_init_cpus(MachineState *machine) diff --git a/qom/object.c b/qom/object.c index eb814e41be..684540a09f 100644 --- a/qom/object.c +++ b/qom/object.c @@ -547,7 +547,6 @@ bool object_initialize_child_with_propsv(Object *parentobj, void *childobj, size_t size, const char *type, Error **errp, va_list vargs) { - Error *local_err = NULL; bool ok = false; Object *obj; UserCreatable *uc; @@ -563,7 +562,7 @@ bool object_initialize_child_with_propsv(Object *parentobj, uc = (UserCreatable *)object_dynamic_cast(obj, TYPE_USER_CREATABLE); if (uc) { - if (!user_creatable_complete(uc, &local_err)) { + if (!user_creatable_complete(uc, errp)) { object_unparent(obj); goto out; } @@ -581,8 +580,6 @@ out: * the reference taken by object_property_add_child(). */ object_unref(obj); - - error_propagate(errp, local_err); return ok; } @@ -735,7 +732,6 @@ Object *object_new_with_propv(const char *typename, { Object *obj; ObjectClass *klass; - Error *local_err = NULL; UserCreatable *uc; klass = object_class_by_name(typename); @@ -760,7 +756,7 @@ Object *object_new_with_propv(const char *typename, uc = (UserCreatable *)object_dynamic_cast(obj, TYPE_USER_CREATABLE); if (uc) { - if (!user_creatable_complete(uc, &local_err)) { + if (!user_creatable_complete(uc, errp)) { if (id != NULL) { object_unparent(obj); } @@ -772,7 +768,6 @@ Object *object_new_with_propv(const char *typename, return obj; error: - error_propagate(errp, local_err); object_unref(obj); return NULL; } diff --git a/qom/qom-qobject.c b/qom/qom-qobject.c index 62ac5e07ac..21ce22de94 100644 --- a/qom/qom-qobject.c +++ b/qom/qom-qobject.c @@ -34,15 +34,12 @@ QObject *object_property_get_qobject(Object *obj, const char *name, Error **errp) { QObject *ret = NULL; - Error *local_err = NULL; Visitor *v; v = qobject_output_visitor_new(&ret); - object_property_get(obj, name, v, &local_err); - if (!local_err) { + if (object_property_get(obj, name, v, errp)) { visit_complete(v, &ret); } - error_propagate(errp, local_err); visit_free(v); return ret; } diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 26ba40656d..b7c9f0fa72 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -5251,16 +5251,13 @@ static void x86_cpu_to_dict_full(X86CPU *cpu, QDict *props) static void object_apply_props(Object *obj, QDict *props, Error **errp) { const QDictEntry *prop; - Error *err = NULL; for (prop = qdict_first(props); prop; prop = qdict_next(props, prop)) { if (!object_property_set_qobject(obj, qdict_entry_key(prop), - qdict_entry_value(prop), &err)) { + qdict_entry_value(prop), errp)) { break; } } - - error_propagate(errp, err); } /* Create X86CPU object according to model+props specification */ @@ -6318,19 +6315,18 @@ static void x86_cpu_expand_features(X86CPU *cpu, Error **errp) FeatureWord w; int i; GList *l; - Error *local_err = NULL; for (l = plus_features; l; l = l->next) { const char *prop = l->data; - if (!object_property_set_bool(OBJECT(cpu), prop, true, &local_err)) { - goto out; + if (!object_property_set_bool(OBJECT(cpu), prop, true, errp)) { + return; } } for (l = minus_features; l; l = l->next) { const char *prop = l->data; - if (!object_property_set_bool(OBJECT(cpu), prop, false, &local_err)) { - goto out; + if (!object_property_set_bool(OBJECT(cpu), prop, false, errp)) { + return; } } @@ -6428,11 +6424,6 @@ static void x86_cpu_expand_features(X86CPU *cpu, Error **errp) if (env->cpuid_xlevel2 == UINT32_MAX) { env->cpuid_xlevel2 = env->cpuid_min_xlevel2; } - -out: - if (local_err != NULL) { - error_propagate(errp, local_err); - } } /* From patchwork Wed Jun 24 16:43:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279507 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 254D6C433E0 for ; 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Wed, 24 Jun 2020 12:43:53 -0400 X-MC-Unique: KG01Tc23MJmcyNZFLeOqxQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4162418585AB; Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0E0545C578; Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 7A22E1138495; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 40/46] qom: Make functions taking Error ** return bool, not 0/-1 Date: Wed, 24 Jun 2020 18:43:38 +0200 Message-Id: <20200624164344.3778251-41-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.81; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/24 01:59:40 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, vsementsov@virtuozzo.com, berrange@redhat.com, ehabkost@redhat.com, qemu-block@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Just for consistency. Also fix the example in object_set_props()'s documentation. Signed-off-by: Markus Armbruster --- include/qom/object.h | 28 +++++++++++----------------- qom/object.c | 14 +++++++------- 2 files changed, 18 insertions(+), 24 deletions(-) diff --git a/include/qom/object.h b/include/qom/object.h index b2d2558245..d74ede4eac 100644 --- a/include/qom/object.h +++ b/include/qom/object.h @@ -729,15 +729,13 @@ void object_apply_compat_props(Object *obj); * Error *err = NULL; * Object *obj = ...get / create object...; * - * obj = object_set_props(obj, - * &err, - * "share", "yes", - * "mem-path", "/dev/shm/somefile", - * "prealloc", "yes", - * "size", "1048576", - * NULL); - * - * if (!obj) { + * if (!object_set_props(obj, + * &err, + * "share", "yes", + * "mem-path", "/dev/shm/somefile", + * "prealloc", "yes", + * "size", "1048576", + * NULL)) { * error_reportf_err(err, "Cannot set properties: "); * } * @@ -746,11 +744,9 @@ void object_apply_compat_props(Object *obj); * The returned object will have one stable reference maintained * for as long as it is present in the object hierarchy. * - * Returns: -1 on error, 0 on success + * Returns: %true on success, %false on error. */ -int object_set_props(Object *obj, - Error **errp, - ...) QEMU_SENTINEL; +bool object_set_props(Object *obj, Error **errp, ...) QEMU_SENTINEL; /** * object_set_propv: @@ -760,11 +756,9 @@ int object_set_props(Object *obj, * * See object_set_props() for documentation. * - * Returns: -1 on error, 0 on success + * Returns: %true on success, %false on error. */ -int object_set_propv(Object *obj, - Error **errp, - va_list vargs); +bool object_set_propv(Object *obj, Error **errp, va_list vargs); /** * object_initialize: diff --git a/qom/object.c b/qom/object.c index 684540a09f..9b479621e4 100644 --- a/qom/object.c +++ b/qom/object.c @@ -554,7 +554,7 @@ bool object_initialize_child_with_propsv(Object *parentobj, object_initialize(childobj, size, type); obj = OBJECT(childobj); - if (object_set_propv(obj, errp, vargs) < 0) { + if (!object_set_propv(obj, errp, vargs)) { goto out; } @@ -746,7 +746,7 @@ Object *object_new_with_propv(const char *typename, } obj = object_new_with_type(klass->type); - if (object_set_propv(obj, errp, vargs) < 0) { + if (!object_set_propv(obj, errp, vargs)) { goto error; } @@ -773,12 +773,12 @@ Object *object_new_with_propv(const char *typename, } -int object_set_props(Object *obj, +bool object_set_props(Object *obj, Error **errp, ...) { va_list vargs; - int ret; + bool ret; va_start(vargs, errp); ret = object_set_propv(obj, errp, vargs); @@ -788,7 +788,7 @@ int object_set_props(Object *obj, } -int object_set_propv(Object *obj, +bool object_set_propv(Object *obj, Error **errp, va_list vargs) { @@ -800,12 +800,12 @@ int object_set_propv(Object *obj, g_assert(value != NULL); if (!object_property_parse(obj, propname, value, errp)) { - return -1; + return false; } propname = va_arg(vargs, char *); } - return 0; + return true; } From patchwork Wed Jun 24 16:43:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279503 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 806F6C433DF for ; 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Wed, 24 Jun 2020 12:43:53 -0400 X-MC-Unique: HHtxom14P8ytcpHH1wOF7w-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 5F12F107ACF8; Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2BED65D9C5; Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 7D8C21138496; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 41/46] qdev: Make functions taking Error ** return bool, not void Date: Wed, 24 Jun 2020 18:43:39 +0200 Message-Id: <20200624164344.3778251-42-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=207.211.31.120; 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Signed-off-by: Markus Armbruster --- include/hw/qdev-properties.h | 4 ++-- hw/core/qdev-properties-system.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h index 49c6cd2460..f12ab9e6bc 100644 --- a/include/hw/qdev-properties.h +++ b/include/hw/qdev-properties.h @@ -236,8 +236,8 @@ extern const PropertyInfo qdev_prop_pcie_link_width; /* * Set properties between creation and realization. */ -void qdev_prop_set_drive_err(DeviceState *dev, const char *name, - BlockBackend *value, Error **errp); +bool qdev_prop_set_drive_err(DeviceState *dev, const char *name, + BlockBackend *value, Error **errp); /* * Set properties between creation and realization. diff --git a/hw/core/qdev-properties-system.c b/hw/core/qdev-properties-system.c index abd851656f..3e4f16fc21 100644 --- a/hw/core/qdev-properties-system.c +++ b/hw/core/qdev-properties-system.c @@ -413,7 +413,7 @@ const PropertyInfo qdev_prop_audiodev = { .set = set_audiodev, }; -void qdev_prop_set_drive_err(DeviceState *dev, const char *name, +bool qdev_prop_set_drive_err(DeviceState *dev, const char *name, BlockBackend *value, Error **errp) { const char *ref = ""; @@ -428,7 +428,7 @@ void qdev_prop_set_drive_err(DeviceState *dev, const char *name, } } - object_property_set_str(OBJECT(dev), name, ref, errp); + return object_property_set_str(OBJECT(dev), name, ref, errp); } void qdev_prop_set_drive(DeviceState *dev, const char *name, From patchwork Wed Jun 24 16:43:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 279504 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E204BC433DF for ; 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Wed, 24 Jun 2020 12:43:53 -0400 X-MC-Unique: 4m7TW4uaOjGpWxOC1hBIBA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 7938A7BAC; Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: from blackfin.pond.sub.org (ovpn-112-121.ams2.redhat.com [10.36.112.121]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 460715D9DA; Wed, 24 Jun 2020 16:43:52 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 90340113849B; Wed, 24 Jun 2020 18:43:45 +0200 (CEST) From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PATCH 46/46] hmp: Ignore Error objects where the return value suffices Date: Wed, 24 Jun 2020 18:43:44 +0200 Message-Id: <20200624164344.3778251-47-armbru@redhat.com> In-Reply-To: <20200624164344.3778251-1-armbru@redhat.com> References: <20200624164344.3778251-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; 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Unnecessary, both return suitable values, so use those instead. Signed-off-by: Markus Armbruster --- qdev-monitor.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/qdev-monitor.c b/qdev-monitor.c index 2db38b18af..7ebb97cf0d 100644 --- a/qdev-monitor.c +++ b/qdev-monitor.c @@ -695,22 +695,22 @@ static void qdev_print_props(Monitor *mon, DeviceState *dev, Property *props, if (!props) return; for (; props->name; props++) { - Error *err = NULL; char *value; char *legacy_name = g_strdup_printf("legacy-%s", props->name); + if (object_property_get_type(OBJECT(dev), legacy_name, NULL)) { - value = object_property_get_str(OBJECT(dev), legacy_name, &err); + value = object_property_get_str(OBJECT(dev), legacy_name, NULL); } else { - value = object_property_print(OBJECT(dev), props->name, true, &err); + value = object_property_print(OBJECT(dev), props->name, true, + NULL); } g_free(legacy_name); - if (err) { - error_free(err); + if (!value) { continue; } qdev_printf("%s = %s\n", props->name, - value && *value ? value : ""); + *value ? value : ""); g_free(value); } }