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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2009-09-02 10:09:02 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-12-05 23:40:35 +0300
commit4e7387858f35eace117493e4ad69d3b7ccc84a41 (patch)
tree9ad5c0e05c13c208485bbe89a61c4967f9e8fda1 /drivers
parent663a419203cc9690d16502be509ffb8acc40552a (diff)
downloadlinux-4e7387858f35eace117493e4ad69d3b7ccc84a41.tar.xz
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/uvc/uvc_v4l2.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/media/video/uvc/uvc_v4l2.c b/drivers/media/video/uvc/uvc_v4l2.c
index a2bdd806efab..7c555712411a 100644
--- a/drivers/media/video/uvc/uvc_v4l2.c
+++ b/drivers/media/video/uvc/uvc_v4l2.c
@@ -371,7 +371,6 @@ static int uvc_v4l2_set_streamparm(struct uvc_streaming *stream,
* - 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 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg)
{
struct uvc_streaming_control probe;
- if ((ret = uvc_acquire_privileges(handle)) < 0)
- return ret;
-
return uvc_v4l2_try_format(stream, arg, &probe, NULL, NULL);
}