From patchwork Tue Apr 16 20:19:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 162366 Delivered-To: patch@linaro.org Received: by 2002:a02:c6d8:0:0:0:0:0 with SMTP id r24csp4657114jan; Tue, 16 Apr 2019 13:23:36 -0700 (PDT) X-Google-Smtp-Source: APXvYqz5gPO0SblT2fVOPeRYyheL2xufKArmekyEsdi+BzjTNUXfwj9qyVm93hOgf+LUx5orbQJ9 X-Received: by 2002:a62:b602:: with SMTP id j2mr85829110pff.68.1555446216825; Tue, 16 Apr 2019 13:23:36 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1555446216; cv=none; d=google.com; s=arc-20160816; b=tQDA6T4AT7DMygQ0ATJNomXtU4EQMb+2k39KfoiNiWRA9liJWdN2VcNk3ABr/83otA j+JFk8DhibxxwIJ7aDO7xvV9U+MaDHjXJyOO4kPpKd9gh1AnW6eK6GVHRc4ubZPoIPGr Mliso7BeDrXdjrK5R6Zwh9rYo5zVpMkRoCTFlbikLhn0MdzpANrCLKUsYrcZR9CUpdE+ NPlkjbNy5b4vCmT28ZnCukxja2IwUyVal9+nfr8+Rd+VhexKSKgdXr0aK6fIbD0Gca2u AeeF7wStChqdjbsYVywW4oe+84ONwoToiQ0OfBv8nY4DupJ4FKblr0Vq0pWePi60STB4 sDqg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=QyJVypYCNLn9xtpKihQwUJ+IxwiHzCE3kp8+ErFNf8Y=; b=Mb/hR09Tei2RWhxaJxH3PDSj1L5QO+scgkgbChRmL4QmSt9wKeZfMiK8LZwtguC8zh j8fgVJsTnrTWREeTf3YYhfWw4PqoLid5tjZbGLhiJW1Qacf/S1Sgr5n1gtj/HLjmvFHf lIklJAtxwFXMCFFLmFfqxMCn0nDhtm29al1m5K5ldJ6QpPUaANSie+aP78VTAPBBNeIb Kl5AcSWPPiZe5JSyC5mOJ6VIJozM23Pi52PIPqGQkomV2TYCKHCCdArkrnqTIBs15iGm coxwaCHgzGD/CSAMgGPgjYgUe1E/yQ5cRmlZAW9qrB4GKjdLxeUor259YVky33uiKWjm oFsg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 33si48940896pgm.385.2019.04.16.13.23.36; Tue, 16 Apr 2019 13:23:36 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730520AbfDPUXf (ORCPT + 30 others); Tue, 16 Apr 2019 16:23:35 -0400 Received: from mout.kundenserver.de ([212.227.126.135]:56795 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729117AbfDPUXe (ORCPT ); Tue, 16 Apr 2019 16:23:34 -0400 Received: from threadripper.lan ([149.172.19.189]) by mrelayeu.kundenserver.de (mreue012 [212.227.15.129]) with ESMTPA (Nemesis) id 1M7NaW-1hDAfc1scO-007lBC; Tue, 16 Apr 2019 22:22:16 +0200 From: Arnd Bergmann To: Alexander Viro Cc: linux-fsdevel@vger.kernel.org, y2038@lists.linaro.org, linux-kernel@vger.kernel.org, Arnd Bergmann , Greg Kroah-Hartman , Jarkko Sakkinen , Jason Gunthorpe , Sudip Mukherjee , Peter Huewe , Jason Gunthorpe , Stefan Richter , Jiri Kosina , Benjamin Tissoires , Alexander Shishkin , Maxime Coquelin , Alexandre Torgue , Tomas Winkler , Artem Bityutskiy , Richard Weinberger , David Woodhouse , Brian Norris , Boris Brezillon , Marek Vasut , "David S. Miller" , Alex Williamson , "Michael S. Tsirkin" , Jason Wang , Paolo Bonzini , Stefan Hajnoczi , OGAWA Hirofumi , Willem de Bruijn , linux-integrity@vger.kernel.org, linux1394-devel@lists.sourceforge.net, linux-usb@vger.kernel.org, linux-input@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-mtd@lists.infradead.org, netdev@vger.kernel.org, devel@driverdev.osuosl.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org Subject: [PATCH v3 09/26] compat_ioctl: move drivers to compat_ptr_ioctl Date: Tue, 16 Apr 2019 22:19:47 +0200 Message-Id: <20190416202013.4034148-10-arnd@arndb.de> X-Mailer: git-send-email 2.20.0 In-Reply-To: <20190416202013.4034148-1-arnd@arndb.de> References: <20190416202013.4034148-1-arnd@arndb.de> MIME-Version: 1.0 X-Provags-ID: V03:K1:vaVmI0/zf8BxnW+oAZ9lHe+8dJU/oQPqer6O5ZzvxK60DJtUya3 +6c6sbOzVLNSTUjo4tbh+Auabptrb6LLljmHb2BiKR6GUrlD24YQjg0hYz6Jzenp76pq7Xd ixQEc0eCHYDcWkwtZPjxqks8FJMoz3s99zkDTxhS+Y4Ock66yPr2gky+4CGATvyD1oiQwh6 nzE7YoaL8GMC++TWHt/Qg== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1; V03:K0:s9me+MZLR/A=:tyVhJsXkEmvHXn8AymnKr9 HUyNSOqLhUsxXw7rKWH5ML4/Jy7o+Gm53iLD3LCR4okOkE/EEXLk+zTs4KG210jSdFwZIKoDF 6Wfey3sgnQdXBc7aGUosxbD7+xkBiJePINnnNoc6nK8IPzggm7ihxE2lyGjNfZb/FAtXuysAG 5EvJzjKTjjnrpFIO+xRrHf7fY3fCACLtfKpvYj/Xtewk64YQA76V6wFbiQerpzHSMKvbY6SBH hpT57QDqw1BtNdrVZokb+pXwj3Y/VZP8ZyP47TUZpl/xbk2D+YvVnKMl7zWOEpnpTPzM9Ftzg a1zBDSoAslK9G6BjZdhMh1AZO/prjbyLUmJ3ZH6GrainW4H53FvEDt23jUYGefcukOTivQMiV XSQjy4ebMfxdz+cUxmi3t7fiAud2xtJ7qWgjvSC5HKwtb//u3ROul+PVEOIEeyf+ypqSm7zBe J9u2S9pFezuiOb7VrODWUqvfPMgfFSuPoHsINjy7oyvetF0ZgyP35FBBC1Y1Djfu/S9daHsTb ncEQvANbb/OrkNqDeEVvN3Cd6a1FSBQdHMv+5zP9xPL+GvWO8GqHRxW8f4r6P+MH/Z7GR32aW l3socAy2cOyiF2ssovam82OvHDEhE4cItbDq4ZnYCiutiBd3hOuNIIecZcj8hNvIHwWeYR/3J LDBZSMc+K/iPEQF96D4ibpkjOEMRcT/+FUWbZ4a+gD0mviqmcllP14YnTO9D9GWzZXtHs+fhd vEYTHJis4P6//WcynEV1ZZP/60zP0CK2C3ozZQ== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Each of these drivers has a copy of the same trivial helper function to convert the pointer argument and then call the native ioctl handler. We now have a generic implementation of that, so use it. Acked-by: Greg Kroah-Hartman Reviewed-by: Jarkko Sakkinen Reviewed-by: Jason Gunthorpe Signed-off-by: Arnd Bergmann --- drivers/char/ppdev.c | 12 +--------- drivers/char/tpm/tpm_vtpm_proxy.c | 12 +--------- drivers/firewire/core-cdev.c | 12 +--------- drivers/hid/usbhid/hiddev.c | 11 +-------- drivers/hwtracing/stm/core.c | 12 +--------- drivers/misc/mei/main.c | 22 +---------------- drivers/mtd/ubi/cdev.c | 36 +++------------------------- drivers/net/tap.c | 12 +--------- drivers/staging/pi433/pi433_if.c | 12 +--------- drivers/usb/core/devio.c | 16 +------------ drivers/vfio/vfio.c | 39 +++---------------------------- drivers/vhost/net.c | 12 +--------- drivers/vhost/scsi.c | 12 +--------- drivers/vhost/test.c | 12 +--------- drivers/vhost/vsock.c | 12 +--------- fs/fat/file.c | 13 +---------- 16 files changed, 20 insertions(+), 237 deletions(-) -- 2.20.0 Reviewed-by: Stefan Hajnoczi diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c index 1ae77b41050a..e96c8d9623e0 100644 --- a/drivers/char/ppdev.c +++ b/drivers/char/ppdev.c @@ -674,14 +674,6 @@ static long pp_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return ret; } -#ifdef CONFIG_COMPAT -static long pp_compat_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - return pp_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); -} -#endif - static int pp_open(struct inode *inode, struct file *file) { unsigned int minor = iminor(inode); @@ -790,9 +782,7 @@ static const struct file_operations pp_fops = { .write = pp_write, .poll = pp_poll, .unlocked_ioctl = pp_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = pp_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .open = pp_open, .release = pp_release, }; diff --git a/drivers/char/tpm/tpm_vtpm_proxy.c b/drivers/char/tpm/tpm_vtpm_proxy.c index d74f3de74ae6..fb845f0a430b 100644 --- a/drivers/char/tpm/tpm_vtpm_proxy.c +++ b/drivers/char/tpm/tpm_vtpm_proxy.c @@ -675,20 +675,10 @@ static long vtpmx_fops_ioctl(struct file *f, unsigned int ioctl, } } -#ifdef CONFIG_COMPAT -static long vtpmx_fops_compat_ioctl(struct file *f, unsigned int ioctl, - unsigned long arg) -{ - return vtpmx_fops_ioctl(f, ioctl, (unsigned long)compat_ptr(arg)); -} -#endif - static const struct file_operations vtpmx_fops = { .owner = THIS_MODULE, .unlocked_ioctl = vtpmx_fops_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = vtpmx_fops_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .llseek = noop_llseek, }; diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c index 16a7045736a9..fb934680fdd3 100644 --- a/drivers/firewire/core-cdev.c +++ b/drivers/firewire/core-cdev.c @@ -1659,14 +1659,6 @@ static long fw_device_op_ioctl(struct file *file, return dispatch_ioctl(file->private_data, cmd, (void __user *)arg); } -#ifdef CONFIG_COMPAT -static long fw_device_op_compat_ioctl(struct file *file, - unsigned int cmd, unsigned long arg) -{ - return dispatch_ioctl(file->private_data, cmd, compat_ptr(arg)); -} -#endif - static int fw_device_op_mmap(struct file *file, struct vm_area_struct *vma) { struct client *client = file->private_data; @@ -1808,7 +1800,5 @@ const struct file_operations fw_device_ops = { .mmap = fw_device_op_mmap, .release = fw_device_op_release, .poll = fw_device_op_poll, -#ifdef CONFIG_COMPAT - .compat_ioctl = fw_device_op_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, }; diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index a746017fac17..ef4a1cd389d6 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c @@ -855,13 +855,6 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return r; } -#ifdef CONFIG_COMPAT -static long hiddev_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) -{ - return hiddev_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); -} -#endif - static const struct file_operations hiddev_fops = { .owner = THIS_MODULE, .read = hiddev_read, @@ -871,9 +864,7 @@ static const struct file_operations hiddev_fops = { .release = hiddev_release, .unlocked_ioctl = hiddev_ioctl, .fasync = hiddev_fasync, -#ifdef CONFIG_COMPAT - .compat_ioctl = hiddev_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .llseek = noop_llseek, }; diff --git a/drivers/hwtracing/stm/core.c b/drivers/hwtracing/stm/core.c index c7ba8acfd4d5..454da259f144 100644 --- a/drivers/hwtracing/stm/core.c +++ b/drivers/hwtracing/stm/core.c @@ -840,23 +840,13 @@ stm_char_ioctl(struct file *file, unsigned int cmd, unsigned long arg) return err; } -#ifdef CONFIG_COMPAT -static long -stm_char_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) -{ - return stm_char_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); -} -#else -#define stm_char_compat_ioctl NULL -#endif - static const struct file_operations stm_fops = { .open = stm_char_open, .release = stm_char_release, .write = stm_char_write, .mmap = stm_char_mmap, .unlocked_ioctl = stm_char_ioctl, - .compat_ioctl = stm_char_compat_ioctl, + .compat_ioctl = compat_ptr_ioctl, .llseek = no_llseek, }; diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index 87281b3695e6..cc6af92cdef0 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -535,24 +535,6 @@ static long mei_ioctl(struct file *file, unsigned int cmd, unsigned long data) return rets; } -/** - * mei_compat_ioctl - the compat IOCTL function - * - * @file: pointer to file structure - * @cmd: ioctl command - * @data: pointer to mei message structure - * - * Return: 0 on success , <0 on error - */ -#ifdef CONFIG_COMPAT -static long mei_compat_ioctl(struct file *file, - unsigned int cmd, unsigned long data) -{ - return mei_ioctl(file, cmd, (unsigned long)compat_ptr(data)); -} -#endif - - /** * mei_poll - the poll function * @@ -855,9 +837,7 @@ static const struct file_operations mei_fops = { .owner = THIS_MODULE, .read = mei_read, .unlocked_ioctl = mei_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = mei_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .open = mei_open, .release = mei_release, .write = mei_write, diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c index 947a8adbc799..265d34fa3efa 100644 --- a/drivers/mtd/ubi/cdev.c +++ b/drivers/mtd/ubi/cdev.c @@ -1091,36 +1091,6 @@ static long ctrl_cdev_ioctl(struct file *file, unsigned int cmd, return err; } -#ifdef CONFIG_COMPAT -static long vol_cdev_compat_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - unsigned long translated_arg = (unsigned long)compat_ptr(arg); - - return vol_cdev_ioctl(file, cmd, translated_arg); -} - -static long ubi_cdev_compat_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - unsigned long translated_arg = (unsigned long)compat_ptr(arg); - - return ubi_cdev_ioctl(file, cmd, translated_arg); -} - -static long ctrl_cdev_compat_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - unsigned long translated_arg = (unsigned long)compat_ptr(arg); - - return ctrl_cdev_ioctl(file, cmd, translated_arg); -} -#else -#define vol_cdev_compat_ioctl NULL -#define ubi_cdev_compat_ioctl NULL -#define ctrl_cdev_compat_ioctl NULL -#endif - /* UBI volume character device operations */ const struct file_operations ubi_vol_cdev_operations = { .owner = THIS_MODULE, @@ -1131,7 +1101,7 @@ const struct file_operations ubi_vol_cdev_operations = { .write = vol_cdev_write, .fsync = vol_cdev_fsync, .unlocked_ioctl = vol_cdev_ioctl, - .compat_ioctl = vol_cdev_compat_ioctl, + .compat_ioctl = compat_ptr_ioctl, }; /* UBI character device operations */ @@ -1139,13 +1109,13 @@ const struct file_operations ubi_cdev_operations = { .owner = THIS_MODULE, .llseek = no_llseek, .unlocked_ioctl = ubi_cdev_ioctl, - .compat_ioctl = ubi_cdev_compat_ioctl, + .compat_ioctl = compat_ptr_ioctl, }; /* UBI control character device operations */ const struct file_operations ubi_ctrl_cdev_operations = { .owner = THIS_MODULE, .unlocked_ioctl = ctrl_cdev_ioctl, - .compat_ioctl = ctrl_cdev_compat_ioctl, + .compat_ioctl = compat_ptr_ioctl, .llseek = no_llseek, }; diff --git a/drivers/net/tap.c b/drivers/net/tap.c index 2ea9b4976f4a..ebe425e65992 100644 --- a/drivers/net/tap.c +++ b/drivers/net/tap.c @@ -1123,14 +1123,6 @@ static long tap_ioctl(struct file *file, unsigned int cmd, } } -#ifdef CONFIG_COMPAT -static long tap_compat_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - return tap_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); -} -#endif - static const struct file_operations tap_fops = { .owner = THIS_MODULE, .open = tap_open, @@ -1140,9 +1132,7 @@ static const struct file_operations tap_fops = { .poll = tap_poll, .llseek = no_llseek, .unlocked_ioctl = tap_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = tap_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, }; static int tap_get_user_xdp(struct tap_queue *q, struct xdp_buff *xdp) diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index b2314636dc89..ab7dfc7c2917 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -935,16 +935,6 @@ pi433_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) return retval; } -#ifdef CONFIG_COMPAT -static long -pi433_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) -{ - return pi433_ioctl(filp, cmd, (unsigned long)compat_ptr(arg)); -} -#else -#define pi433_compat_ioctl NULL -#endif /* CONFIG_COMPAT */ - /*-------------------------------------------------------------------------*/ static int pi433_open(struct inode *inode, struct file *filp) @@ -1101,7 +1091,7 @@ static const struct file_operations pi433_fops = { .write = pi433_write, .read = pi433_read, .unlocked_ioctl = pi433_ioctl, - .compat_ioctl = pi433_compat_ioctl, + .compat_ioctl = compat_ptr_ioctl, .open = pi433_open, .release = pi433_release, .llseek = no_llseek, diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index fa783531ee88..d75052b36584 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -2568,18 +2568,6 @@ static long usbdev_ioctl(struct file *file, unsigned int cmd, return ret; } -#ifdef CONFIG_COMPAT -static long usbdev_compat_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - int ret; - - ret = usbdev_do_ioctl(file, cmd, compat_ptr(arg)); - - return ret; -} -#endif - /* No kernel lock - fine */ static __poll_t usbdev_poll(struct file *file, struct poll_table_struct *wait) @@ -2603,9 +2591,7 @@ const struct file_operations usbdev_file_operations = { .read = usbdev_read, .poll = usbdev_poll, .unlocked_ioctl = usbdev_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = usbdev_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .mmap = usbdev_mmap, .open = usbdev_open, .release = usbdev_release, diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c index a3030cdf3c18..a5efe82584a5 100644 --- a/drivers/vfio/vfio.c +++ b/drivers/vfio/vfio.c @@ -1200,15 +1200,6 @@ static long vfio_fops_unl_ioctl(struct file *filep, return ret; } -#ifdef CONFIG_COMPAT -static long vfio_fops_compat_ioctl(struct file *filep, - unsigned int cmd, unsigned long arg) -{ - arg = (unsigned long)compat_ptr(arg); - return vfio_fops_unl_ioctl(filep, cmd, arg); -} -#endif /* CONFIG_COMPAT */ - static int vfio_fops_open(struct inode *inode, struct file *filep) { struct vfio_container *container; @@ -1291,9 +1282,7 @@ static const struct file_operations vfio_fops = { .read = vfio_fops_read, .write = vfio_fops_write, .unlocked_ioctl = vfio_fops_unl_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = vfio_fops_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .mmap = vfio_fops_mmap, }; @@ -1572,15 +1561,6 @@ static long vfio_group_fops_unl_ioctl(struct file *filep, return ret; } -#ifdef CONFIG_COMPAT -static long vfio_group_fops_compat_ioctl(struct file *filep, - unsigned int cmd, unsigned long arg) -{ - arg = (unsigned long)compat_ptr(arg); - return vfio_group_fops_unl_ioctl(filep, cmd, arg); -} -#endif /* CONFIG_COMPAT */ - static int vfio_group_fops_open(struct inode *inode, struct file *filep) { struct vfio_group *group; @@ -1636,9 +1616,7 @@ static int vfio_group_fops_release(struct inode *inode, struct file *filep) static const struct file_operations vfio_group_fops = { .owner = THIS_MODULE, .unlocked_ioctl = vfio_group_fops_unl_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = vfio_group_fops_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .open = vfio_group_fops_open, .release = vfio_group_fops_release, }; @@ -1703,24 +1681,13 @@ static int vfio_device_fops_mmap(struct file *filep, struct vm_area_struct *vma) return device->ops->mmap(device->device_data, vma); } -#ifdef CONFIG_COMPAT -static long vfio_device_fops_compat_ioctl(struct file *filep, - unsigned int cmd, unsigned long arg) -{ - arg = (unsigned long)compat_ptr(arg); - return vfio_device_fops_unl_ioctl(filep, cmd, arg); -} -#endif /* CONFIG_COMPAT */ - static const struct file_operations vfio_device_fops = { .owner = THIS_MODULE, .release = vfio_device_fops_release, .read = vfio_device_fops_read, .write = vfio_device_fops_write, .unlocked_ioctl = vfio_device_fops_unl_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = vfio_device_fops_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .mmap = vfio_device_fops_mmap, }; diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index df51a35cf537..1642b3573230 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -1765,14 +1765,6 @@ static long vhost_net_ioctl(struct file *f, unsigned int ioctl, } } -#ifdef CONFIG_COMPAT -static long vhost_net_compat_ioctl(struct file *f, unsigned int ioctl, - unsigned long arg) -{ - return vhost_net_ioctl(f, ioctl, (unsigned long)compat_ptr(arg)); -} -#endif - static ssize_t vhost_net_chr_read_iter(struct kiocb *iocb, struct iov_iter *to) { struct file *file = iocb->ki_filp; @@ -1808,9 +1800,7 @@ static const struct file_operations vhost_net_fops = { .write_iter = vhost_net_chr_write_iter, .poll = vhost_net_chr_poll, .unlocked_ioctl = vhost_net_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = vhost_net_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .open = vhost_net_open, .llseek = noop_llseek, }; diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index 618fb6461017..f9b14c39d89b 100644 --- a/drivers/vhost/scsi.c +++ b/drivers/vhost/scsi.c @@ -1721,21 +1721,11 @@ vhost_scsi_ioctl(struct file *f, } } -#ifdef CONFIG_COMPAT -static long vhost_scsi_compat_ioctl(struct file *f, unsigned int ioctl, - unsigned long arg) -{ - return vhost_scsi_ioctl(f, ioctl, (unsigned long)compat_ptr(arg)); -} -#endif - static const struct file_operations vhost_scsi_fops = { .owner = THIS_MODULE, .release = vhost_scsi_release, .unlocked_ioctl = vhost_scsi_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = vhost_scsi_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .open = vhost_scsi_open, .llseek = noop_llseek, }; diff --git a/drivers/vhost/test.c b/drivers/vhost/test.c index 40589850eb33..61d4d98c8f70 100644 --- a/drivers/vhost/test.c +++ b/drivers/vhost/test.c @@ -298,21 +298,11 @@ static long vhost_test_ioctl(struct file *f, unsigned int ioctl, } } -#ifdef CONFIG_COMPAT -static long vhost_test_compat_ioctl(struct file *f, unsigned int ioctl, - unsigned long arg) -{ - return vhost_test_ioctl(f, ioctl, (unsigned long)compat_ptr(arg)); -} -#endif - static const struct file_operations vhost_test_fops = { .owner = THIS_MODULE, .release = vhost_test_release, .unlocked_ioctl = vhost_test_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = vhost_test_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .open = vhost_test_open, .llseek = noop_llseek, }; diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c index bb5fc0e9fbc2..9a86202678b6 100644 --- a/drivers/vhost/vsock.c +++ b/drivers/vhost/vsock.c @@ -716,23 +716,13 @@ static long vhost_vsock_dev_ioctl(struct file *f, unsigned int ioctl, } } -#ifdef CONFIG_COMPAT -static long vhost_vsock_dev_compat_ioctl(struct file *f, unsigned int ioctl, - unsigned long arg) -{ - return vhost_vsock_dev_ioctl(f, ioctl, (unsigned long)compat_ptr(arg)); -} -#endif - static const struct file_operations vhost_vsock_fops = { .owner = THIS_MODULE, .open = vhost_vsock_dev_open, .release = vhost_vsock_dev_release, .llseek = noop_llseek, .unlocked_ioctl = vhost_vsock_dev_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = vhost_vsock_dev_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, }; static struct miscdevice vhost_vsock_misc = { diff --git a/fs/fat/file.c b/fs/fat/file.c index b3bed32946b1..f173d9261115 100644 --- a/fs/fat/file.c +++ b/fs/fat/file.c @@ -171,15 +171,6 @@ long fat_generic_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) } } -#ifdef CONFIG_COMPAT -static long fat_generic_compat_ioctl(struct file *filp, unsigned int cmd, - unsigned long arg) - -{ - return fat_generic_ioctl(filp, cmd, (unsigned long)compat_ptr(arg)); -} -#endif - static int fat_file_release(struct inode *inode, struct file *filp) { if ((filp->f_mode & FMODE_WRITE) && @@ -209,9 +200,7 @@ const struct file_operations fat_file_operations = { .mmap = generic_file_mmap, .release = fat_file_release, .unlocked_ioctl = fat_generic_ioctl, -#ifdef CONFIG_COMPAT - .compat_ioctl = fat_generic_compat_ioctl, -#endif + .compat_ioctl = compat_ptr_ioctl, .fsync = fat_file_fsync, .splice_read = generic_file_splice_read, .splice_write = iter_file_splice_write,