On 23.08.2022 20:19, Laurent Pinchart wrote:
The local sd_fmt variable in rkisp1_capture_link_validate() has
uninitialized fields, which causes random failures when calling the
subdev .get_fmt() operation. Fix it by initialization the variable when
declaring it, which zeros all other fields.
Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Reviewed-by: Dafna Hirschfeld <dafna@xxxxxxxxxxxx>
---
drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
index 0d5e3373e1f5..28f5bf284314 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
@@ -1394,11 +1394,12 @@ static int rkisp1_capture_link_validate(struct media_link *link)
struct rkisp1_capture *cap = video_get_drvdata(vdev);
const struct rkisp1_capture_fmt_cfg *fmt =
rkisp1_find_fmt_cfg(cap, cap->pix.fmt.pixelformat);
- struct v4l2_subdev_format sd_fmt;
+ struct v4l2_subdev_format sd_fmt = {
+ .which = V4L2_SUBDEV_FORMAT_ACTIVE,
+ .pad = link->source->index,
+ };
int ret;
- sd_fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
- sd_fmt.pad = link->source->index;
ret = v4l2_subdev_call(sd, pad, get_fmt, NULL, &sd_fmt);
if (ret)
return ret;
--
Regards,
Laurent Pinchart
