From 24c3aae0c740ae9837284266ea82234415721dc1 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 25 Oct 2011 09:03:42 -0300 Subject: [PATCH] [media] uvcvideo: Handle uvc_init_video() failure in uvc_video_enable() Turn streaming off (by selecting alternate setting 0) and disable the video buffers queue in the uvc_video_enable() error path. Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/uvc/uvc_video.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c index 2995f26..2e5e728 100644 --- a/drivers/media/video/uvc/uvc_video.c +++ b/drivers/media/video/uvc/uvc_video.c @@ -1283,6 +1283,11 @@ int uvc_video_enable(struct uvc_streaming *stream, int enable) return ret; } - return uvc_init_video(stream, GFP_KERNEL); -} + ret = uvc_init_video(stream, GFP_KERNEL); + if (ret < 0) { + usb_set_interface(stream->dev->udev, stream->intfnum, 0); + uvc_queue_enable(&stream->queue, 0); + } + return ret; +} -- 2.7.4