This is an automatic generated email to let you know that the following patch
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Subject: media: sr030pc30: prevent array underflow in try_fmt()
Author: Dan Carpenter <dan.carpen...@oracle.com>
Date: Thu Jan 25 09:15:25 2018 -0500
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com>
drivers/media/i2c/sr030pc30.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/drivers/media/i2c/sr030pc30.c b/drivers/media/i2c/sr030pc30.c
index 0bf031b7e4fa..2a4882cddc51 100644
--- a/drivers/media/i2c/sr030pc30.c
+++ b/drivers/media/i2c/sr030pc30.c
@@ -511,13 +511,16 @@ static int sr030pc30_get_fmt(struct v4l2_subdev *sd,
static const struct sr030pc30_format *try_fmt(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *mf)
{
- int i = ARRAY_SIZE(sr030pc30_formats);
+ int i;
sr030pc30_try_frame_size(mf);
- while (i--)
+ for (i = 0; i < ARRAY_SIZE(sr030pc30_formats); i++) {
if (mf->code == sr030pc30_formats[i].code)
break;
+ }
+ if (i == ARRAY_SIZE(sr030pc30_formats))
+ i = 0;
mf->code = sr030pc30_formats[i].code;
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