commit 83c8bcce0629239ff9de6625ea74e16a10e8c1f0
author Frank Schaefer <fschaefer.oss@googlemail.com> Thu Feb 07 13:39:13 2013 -0300
committer Mauro Carvalho Chehab <mchehab@redhat.com> Mon Mar 04 13:40:09 2013 -0300
tree cfb291474eab51841ab91c61544da6ac34dd7e12
parent 3bc85cce365ca12f98aec150160ed0b84e1af732

[media] em28xx: disable ioctl VIDIOC_S_PARM for VBI devices

VIDIOC_S_PARM doesn't make sense for VBI device nodes, because we don't support
selecting the number of read buffers to use.

Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/usb/em28xx/em28xx-video.c

diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c
index 2f7c5ab..c1f6c59 100644
--- a/drivers/media/usb/em28xx/em28xx-video.c
+++ b/drivers/media/usb/em28xx/em28xx-video.c
@@ -1920,6 +1920,7 @@
 		dev->vbi_dev->queue->lock = &dev->vb_vbi_queue_lock;
 
 		/* disable inapplicable ioctls */
+		v4l2_disable_ioctl(dev->vdev, VIDIOC_S_PARM);
 		if (dev->tuner_type == TUNER_ABSENT) {
 			v4l2_disable_ioctl(dev->vbi_dev, VIDIOC_G_TUNER);
 			v4l2_disable_ioctl(dev->vbi_dev, VIDIOC_S_TUNER);