Commit f294548d authored Feb 14, 2018 by Hans Verkuil Committed by Greg Kroah-Hartman Feb 17, 2018

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>

parent e78d9fdf

drivers/media/v4l2-core/v4l2-compat-ioctl32.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1022,6 +1022,7 @@ static long do_video_ioctl(struct file *file, unsigned int cmd, unsigned long ar
		err = put_v4l2_create32(&karg.v2crt, up);
		break;

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