It's not a critical error to call __fimc_pipeline_close() with missing
sensor subdev entity. Replace WARN_ON() with pr_warn() and return 0
instead of -EINVAL to fix control flow in some conditions.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/media/platform/exynos4-is/media-dev.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
index e95a6d5..973f8a9 100644
--- a/drivers/media/platform/exynos4-is/media-dev.c
+++ b/drivers/media/platform/exynos4-is/media-dev.c
@@ -220,16 +220,16 @@ static int __fimc_pipeline_close(struct exynos_media_pipeline *ep)
struct fimc_pipeline *p = to_fimc_pipeline(ep);
struct v4l2_subdev *sd = p ? p->subdevs[IDX_SENSOR] : NULL;
struct fimc_md *fmd;
- int ret = 0;
-
- if (WARN_ON(sd == NULL))
- return -EINVAL;
+ int ret;
- if (p->subdevs[IDX_SENSOR]) {
- ret = fimc_pipeline_s_power(p, 0);
- fimc_md_set_camclk(sd, false);
+ if (sd == NULL) {
+ pr_warn("%s(): No sensor subdev\n", __func__);
+ return 0;
}
+ ret = fimc_pipeline_s_power(p, 0);
+ fimc_md_set_camclk(sd, false);
+
fmd = entity_to_fimc_mdev(&sd->entity);
/* Disable PXLASYNC clock if this pipeline includes FIMC-IS */
--
1.7.9.5
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