From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Fri, 5 Jun 2015 08:11:14 +0000 (-0300)
Subject: [media] v4l2-ioctl: clear the reserved field of v4l2_create_buffers
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5d3512514ae7e21e869ea306f902b6be428e2578;p=linux-beck.git

[media] v4l2-ioctl: clear the reserved field of v4l2_create_buffers

This field was never cleared by the kernel making future extensions
hard to implement. Clear it now.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
---

diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 691295984225..bbeb9ffd5e92 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1805,6 +1805,8 @@ static int v4l_create_bufs(const struct v4l2_ioctl_ops *ops,
 	if (ret)
 		return ret;
 
+	CLEAR_AFTER_FIELD(create, format);
+
 	v4l_sanitize_format(&create->format);
 
 	ret = ops->vidioc_create_bufs(file, fh, create);