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[media] uvcvideo: Disable the queue when failing to start 

When failing to start the camera we should disable the queue again, to
rollback into the same initial state. Otherwise re-trying will always
hit -EBUSY

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Sjoerd Simons 2011-05-30 15:02:00 -03:00 committed by Mauro Carvalho Chehab
parent 8ca2c80b17
commit aa122d424b
1 changed files with 3 additions and 1 deletions
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4
drivers/media/video/uvc/uvc_video.c
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@ -1255,8 +1255,10 @@ int uvc_video_enable(struct uvc_streaming *stream, int enable)
/* Commit the streaming parameters. */
ret = uvc_commit_video(stream, &stream->ctrl);
if (ret < 0)
if (ret < 0) {
uvc_queue_enable(&stream->queue, 0);
return ret;
}
return uvc_init_video(stream, GFP_KERNEL);
}