From patchwork Tue Aug 18 04:19:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Gibson X-Patchwork-Id: 276225 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=-12.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 9CBF2C433DF for ; Tue, 18 Aug 2020 04:38:09 +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 67F4A206DA for ; Tue, 18 Aug 2020 04:38:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=gibson.dropbear.id.au header.i=@gibson.dropbear.id.au header.b="XWe1UumW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 67F4A206DA Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gibson.dropbear.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:51010 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k7tNw-0007rj-Av for qemu-devel@archiver.kernel.org; Tue, 18 Aug 2020 00:38:08 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50526) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k7t7U-00010C-Qt; Tue, 18 Aug 2020 00:21:08 -0400 Received: from ozlabs.org ([203.11.71.1]:48747) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k7t7T-0006Rf-0r; Tue, 18 Aug 2020 00:21:08 -0400 Received: by ozlabs.org (Postfix, from userid 1007) id 4BVyNh1bhwz9sW3; Tue, 18 Aug 2020 14:19:32 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1597724372; bh=/tKjcLtS76XXLQ/pn0TEycoIQ/uHeOAgdmkWU4oTH6k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XWe1UumWCfLxtN6cKNqDez3m20Q5wVSR0eihIJhXod2sGvR0anQJzrnILsOxaHG2Z Jsd8YuqWuGJdm+c/xW0l/JAXVzHmxWrB4CA8YKgqUbfyZbYQmswXpyTqMZA6YI2lQk q30qRVDbcfC82s/ncoaHfcn1xq2xZTTOWhUPjtrA= From: David Gibson To: peter.maydell@linaro.org, groug@kaod.org Subject: [PULL 33/40] spapr/kvm: Fix error handling in kvmppc_xive_pre_save() Date: Tue, 18 Aug 2020 14:19:15 +1000 Message-Id: <20200818041922.251708-34-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200818041922.251708-1-david@gibson.dropbear.id.au> References: <20200818041922.251708-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 Received-SPF: pass client-ip=203.11.71.1; envelope-from=dgibson@ozlabs.org; helo=ozlabs.org X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/18 00:19:26 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Spam_score_int: -9 X-Spam_score: -1.0 X-Spam_bar: - X-Spam_report: (-1.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=no autolearn_force=no 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: qemu-ppc@nongnu.org, qemu-devel@nongnu.org, David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Greg Kurz Now that kvmppc_xive_get_queues() returns a negative errno on failure, check with that because it is preferred to local_err. And most of all, propagate it because vmstate expects negative errnos. Signed-off-by: Greg Kurz Message-Id: <159707849455.1489912.6034461176847728064.stgit@bahia.lan> Signed-off-by: David Gibson --- hw/intc/spapr_xive_kvm.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/hw/intc/spapr_xive_kvm.c b/hw/intc/spapr_xive_kvm.c index f2dda69218..1686b036eb 100644 --- a/hw/intc/spapr_xive_kvm.c +++ b/hw/intc/spapr_xive_kvm.c @@ -604,16 +604,17 @@ void kvmppc_xive_synchronize_state(SpaprXive *xive, Error **errp) int kvmppc_xive_pre_save(SpaprXive *xive) { Error *local_err = NULL; + int ret; assert(xive->fd != -1); /* EAT: there is no extra state to query from KVM */ /* ENDT */ - kvmppc_xive_get_queues(xive, &local_err); - if (local_err) { + ret = kvmppc_xive_get_queues(xive, &local_err); + if (ret < 0) { error_report_err(local_err); - return -1; + return ret; } return 0;