From: Sakari Ailus <sakari.ailus@iki.fi>
Date: Fri, 25 May 2012 10:08:05 +0000 (-0300)
Subject: [media] s5p-fimc: media_entity_pipeline_start() may fail
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=a60a295986edcbca6603cd42b4e38d7c83d87fb6;p=openwrt%2Fstaging%2Fblogic.git

[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>
---

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);