diff options
| author | Laurent Pinchart <laurent.pinchart@skynet.be> | 2009-01-04 02:08:26 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-01-29 13:35:37 +0300 |
| commit | 51cac8ada5caaade4eca0023042ceb01edd82840 (patch) | |
| tree | 5edbc37121ca2348499ca7f4c93025d95fe72246 /drivers/media | |
| parent | fba4578ee925110587ef9b8b6ddfabf2ce288071 (diff) | |
| download | linux-51cac8ada5caaade4eca0023042ceb01edd82840.tar.xz | |
V4L/DVB (10199): uvcvideo: Fix GET_DEF failure detection.
Commit 44f0079ec74330b457d990072c13cbe28b0f1abf erroneously considers all
GET_DEF requests as unsuccessful. Fix this by checking the request return
value.
Signed-off-by: Laurent Pinchart <laurent.pinchart@skynet.be>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/uvc/uvc_video.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c index f9eb0e974051..9bc4705be78d 100644 --- a/drivers/media/video/uvc/uvc_video.c +++ b/drivers/media/video/uvc/uvc_video.c @@ -114,7 +114,7 @@ static int uvc_get_video_ctrl(struct uvc_video_device *video, ctrl->wCompQuality = le16_to_cpup((__le16 *)data); ret = 0; goto out; - } else if (query == GET_DEF && probe == 1) { + } else if (query == GET_DEF && probe == 1 && ret != size) { /* Many cameras don't support the GET_DEF request on their * video probe control. Warn once and return, the caller will * fall back to GET_CUR. |