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authorFrank Schaefer <fschaefer.oss@googlemail.com>2013-02-07 16:39:13 (GMT)
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-03-04 16:40:09 (GMT)
commit83c8bcce0629239ff9de6625ea74e16a10e8c1f0 (patch)
treecfb291474eab51841ab91c61544da6ac34dd7e12
parent3bc85cce365ca12f98aec150160ed0b84e1af732 (diff)
downloadlinux-83c8bcce0629239ff9de6625ea74e16a10e8c1f0.tar.xz
[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>
-rw-r--r--drivers/media/usb/em28xx/em28xx-video.c1
1 files changed, 1 insertions, 0 deletions
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 @@ int em28xx_register_analog_devices(struct em28xx *dev)
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);