V4L/DVB (13150): uvcvideo: Don't acquire privileges in VIDIOC_TRY_FMT
The VIDIOC_TRY_FMT ioctl doesn't interfere with video streaming and thus
should succeed on an unprivileged file handle.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/uvc/uvc_v4l2.c b/drivers/media/video/uvc/uvc_v4l2.c
index a2bdd80..7c55571 100644
--- a/drivers/media/video/uvc/uvc_v4l2.c
+++ b/drivers/media/video/uvc/uvc_v4l2.c
@@ -371,7 +371,6 @@
* - VIDIOC_S_INPUT
* - VIDIOC_S_PARM
* - VIDIOC_S_FMT
- * - VIDIOC_TRY_FMT
* - VIDIOC_REQBUFS
*/
static int uvc_acquire_privileges(struct uvc_fh *handle)
@@ -731,9 +730,6 @@
{
struct uvc_streaming_control probe;
- if ((ret = uvc_acquire_privileges(handle)) < 0)
- return ret;
-
return uvc_v4l2_try_format(stream, arg, &probe, NULL, NULL);
}