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Subject[PATCH 4.4 073/108] media: v4l2-compat-ioctl32.c: add missing VIDIOC_PREPARE_BUF
Date
4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Hans Verkuil <hans.verkuil@cisco.com>

commit 3ee6d040719ae09110e5cdf24d5386abe5d1b776 upstream.

The result of the VIDIOC_PREPARE_BUF ioctl was never copied back
to userspace since it was missing in the switch.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/media/v4l2-core/v4l2-compat-ioctl32.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
+++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
@@ -1022,6 +1022,7 @@ static long do_video_ioctl(struct file *
err = put_v4l2_create32(&karg.v2crt, up);
break;

+ case VIDIOC_PREPARE_BUF:
case VIDIOC_QUERYBUF:
case VIDIOC_QBUF:
case VIDIOC_DQBUF:

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