diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2010-11-21 13:36:34 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-12-01 20:10:24 -0200 |
| commit | 6947756dfcecc493062a46e77f6bf51dddb5be75 (patch) | |
| tree | 9ef949c2b95d43ce0389ea6d54b5b469322aaf0b /drivers/media/video/uvc/uvc_video.c | |
| parent | 4aa275975beee41fd542a0f6df8cd0fee06089bf (diff) | |
[media] uvcvideo: Lock stream mutex when accessing format-related information
The stream mutex protects access to the struct uvc_streaming ctrl,
cur_format and cur_frame fields as well as to the hardware probe
control. Lock it appropriately.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/uvc/uvc_video.c')
| -rw-r--r-- | drivers/media/video/uvc/uvc_video.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c index 5555f0102838..5673d673504b 100644 --- a/drivers/media/video/uvc/uvc_video.c +++ b/drivers/media/video/uvc/uvc_video.c @@ -293,8 +293,6 @@ int uvc_probe_video(struct uvc_streaming *stream, unsigned int i; int ret; - mutex_lock(&stream->mutex); - /* Perform probing. The device should adjust the requested values * according to its capabilities. However, some devices, namely the * first generation UVC Logitech webcams, don't implement the Video @@ -346,7 +344,6 @@ int uvc_probe_video(struct uvc_streaming *stream, } done: - mutex_unlock(&stream->mutex); return ret; } |