From: Hans Verkuil Date: Wed, 14 Feb 2018 11:52:29 +0000 (+0100) Subject: media: v4l2-compat-ioctl32.c: add missing VIDIOC_PREPARE_BUF X-Git-Tag: v4.4.116~36 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4a85bbbcb5d5d3afb66b6c9a9ba54d02e30f8b4f;p=thirdparty%2Fkernel%2Fstable.git 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 Acked-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c index 4379b949bb93a..f47a30b89281a 100644 --- 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 *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: