public-mirrors/linux
1
0
Fork 0
mirror of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-08-05 16:54:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

usb: gadget: function: uvc: conditionally dequeue

Browse source 
We shouldn't try to dequeue a NULL pointer.

Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2014-09-29 09:19:59 -05:00
parent 7a60855972
commit d7577b3892
1 changed files with 2 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
drivers/usb/gadget/function/uvc_video.c
View file

@ -352,7 +352,8 @@ int uvcg_video_enable(struct uvc_video *video, int enable)
if (!enable) {
for (i = 0; i < UVC_NUM_REQUESTS; ++i)
usb_ep_dequeue(video->ep, video->req[i]);
if (video->req[i])
usb_ep_dequeue(video->ep, video->req[i]);
uvc_video_free_requests(video);
uvcg_queue_enable(&video->queue, 0);