media: v4l2-compat-ioctl32.c: add missing VIDIOC_PREPARE_BUF
authorHans Verkuil <hans.verkuil@cisco.com>
Wed, 14 Feb 2018 11:48:19 +0000 (12:48 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 17 Feb 2018 12:21:16 +0000 (13:21 +0100)
commitf294548da6455cae64456a9dfeff1e96390171c0
tree1fa3032af3e842f12103eeecc45ee4c41abee1b3
parente78d9fdf5ecce2830d76d54017c3d8531bf9b119
media: v4l2-compat-ioctl32.c: add missing VIDIOC_PREPARE_BUF

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