diff mbox

vivi: fix ENUM_FRAMEINTERVALS implementation.

Message ID 53023429.6090708@xs4all.nl (mailing list archive)
State New, archived
Headers show

Commit Message

Hans Verkuil Feb. 17, 2014, 4:09 p.m. UTC
This function never checked if width and height are correct. Add such
a check so the v4l2-compliance tool returns OK again for vivi.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
---
 drivers/media/platform/vivi.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/media/platform/vivi.c b/drivers/media/platform/vivi.c
index 97428e2..ce9a4f2 100644
--- a/drivers/media/platform/vivi.c
+++ b/drivers/media/platform/vivi.c
@@ -1121,7 +1121,11 @@  static int vidioc_enum_frameintervals(struct file *file, void *priv,
 	if (!fmt)
 		return -EINVAL;
 
-	/* regarding width & height - we support any */
+	/* check for valid width/height */
+	if (fival->width < 48 || fival->width > MAX_WIDTH || (fival->width & 3))
+		return -EINVAL;
+	if (fival->height < 32 || fival->height > MAX_HEIGHT)
+		return -EINVAL;
 
 	fival->type = V4L2_FRMIVAL_TYPE_CONTINUOUS;