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V4L/DVB: uvcvideo: Check uvc_ctrl_begin return value in VIDIOC_S_CTRL 

The function return value wasn't checked due to a missing variable
assignment.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Laurent Pinchart 2010-02-04 21:43:37 -03:00 committed by Mauro Carvalho Chehab
parent 9405e3cbd5
commit 8d55662512
1 changed files with 1 additions and 1 deletions
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2
drivers/media/video/uvc/uvc_v4l2.c
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@ -539,7 +539,7 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
xctrl.id = ctrl->id;
xctrl.value = ctrl->value;
uvc_ctrl_begin(chain);
ret = uvc_ctrl_begin(chain);
if (ret < 0)
return ret;