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| author | Eric Sesterhenn <snakebyte@gmx.de> | 2006-04-11 18:19:33 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-05-12 19:54:59 -0300 |
| commit | 7c908fbb0139fa1080412d0590189abfe2df87eb (patch) | |
| tree | 2cec8f26118a835e47f5c37d399b4384a96478d9 | |
| parent | b37492be25be5ff0551bff8b479e783498ebe838 (diff) | |
| download | op-kernel-dev-7c908fbb0139fa1080412d0590189abfe2df87eb.zip op-kernel-dev-7c908fbb0139fa1080412d0590189abfe2df87eb.tar.gz | |
V4L/DVB (3790): Use after free in drivers/media/video/em28xx/em28xx-video.c
In several places we use dev->devno right after we kfree() dev. This fixes
coverity bug id #1065
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-video.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index ddc92cb..cf7cdf9 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -1576,8 +1576,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, errCode = em28xx_config(dev); if (errCode) { em28xx_errdev("error configuring device\n"); - kfree(dev); em28xx_devused&=~(1<<dev->devno); + kfree(dev); return -ENOMEM; } @@ -1603,8 +1603,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, dev->vdev = video_device_alloc(); if (NULL == dev->vdev) { em28xx_errdev("cannot allocate video_device.\n"); - kfree(dev); em28xx_devused&=~(1<<dev->devno); + kfree(dev); return -ENOMEM; } @@ -1612,8 +1612,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, if (NULL == dev->vbi_dev) { em28xx_errdev("cannot allocate video_device.\n"); kfree(dev->vdev); - kfree(dev); em28xx_devused&=~(1<<dev->devno); + kfree(dev); return -ENOMEM; } @@ -1650,8 +1650,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, mutex_unlock(&dev->lock); list_del(&dev->devlist); video_device_release(dev->vdev); - kfree(dev); em28xx_devused&=~(1<<dev->devno); + kfree(dev); return -ENODEV; } @@ -1662,8 +1662,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev, list_del(&dev->devlist); video_device_release(dev->vbi_dev); video_device_release(dev->vdev); - kfree(dev); em28xx_devused&=~(1<<dev->devno); + kfree(dev); return -ENODEV; } else { printk("registered VBI\n"); |
