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[1/2] v4l2-ioctl: clear the reserved field of v4l2_create_buffers

Message ID 1433491875-42608-2-git-send-email-hverkuil@xs4all.nl (mailing list archive)
State New, archived
Headers show

Commit Message

Hans Verkuil June 5, 2015, 8:11 a.m. UTC 
From: Hans Verkuil <hans.verkuil@cisco.com>

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>
---
 drivers/media/v4l2-core/v4l2-ioctl.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 368bc3a..8ffc89a 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1804,6 +1804,8 @@  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);