[media] s5p-fimc: media_entity_pipeline_start() may fail

Take into account media_entity_pipeline_start() may fail.

[s.nawrocki: rebased onto latest tree]
Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/media/video/s5p-fimc/fimc-capture.c b/drivers/media/video/s5p-fimc/fimc-capture.c
index 71e483847a17..7ace324d30cd 100644
--- a/drivers/media/video/s5p-fimc/fimc-capture.c
+++ b/drivers/media/video/s5p-fimc/fimc-capture.c
@@ -1045,8 +1045,10 @@ static int fimc_cap_streamon(struct file *file, void *priv,
         if (fimc_capture_active(fimc))
                 return -EBUSY;
 
-        media_entity_pipeline_start(&p->subdevs[IDX_SENSOR]->entity,
+        ret = media_entity_pipeline_start(&p->subdevs[IDX_SENSOR]->entity,
                                     p->m_pipeline);
+        if (ret < 0)
+                return ret;
 
         if (fimc->vid_cap.user_subdev_api) {
                 ret = fimc_pipeline_validate(fimc);