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authorMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-09-04 21:34:19 +0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-01-11 17:18:59 +0300
commit5e5387df0491679fb1210b231173c5279061e9c4 (patch)
treed79959a4b7999945e2483a9a3a1d0d559fb49581 /include/media/media-entity.h
parent0d3ab8410dcb60aef2104231ba817037b3ba73bd (diff)
downloadlinux-5e5387df0491679fb1210b231173c5279061e9c4.tar.xz
[media] media-entity: enforce check of interface and links creation
Drivers should check if interfaces and interface links were created. Add a must_check for them. Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'include/media/media-entity.h')
-rw-r--r--include/media/media-entity.h16
1 files changed, 9 insertions, 7 deletions
diff --git a/include/media/media-entity.h b/include/media/media-entity.h
index 3b591d72c703..7128d3b0b848 100644
--- a/include/media/media-entity.h
+++ b/include/media/media-entity.h
@@ -373,14 +373,16 @@ __must_check int media_entity_pipeline_start(struct media_entity *entity,
struct media_pipeline *pipe);
void media_entity_pipeline_stop(struct media_entity *entity);
-struct media_intf_devnode *media_devnode_create(struct media_device *mdev,
- u32 type, u32 flags,
- u32 major, u32 minor,
- gfp_t gfp_flags);
+struct media_intf_devnode *
+__must_check media_devnode_create(struct media_device *mdev,
+ u32 type, u32 flags,
+ u32 major, u32 minor,
+ gfp_t gfp_flags);
void media_devnode_remove(struct media_intf_devnode *devnode);
-struct media_link *media_create_intf_link(struct media_entity *entity,
- struct media_interface *intf,
- u32 flags);
+struct media_link *
+__must_check media_create_intf_link(struct media_entity *entity,
+ struct media_interface *intf,
+ u32 flags);
void __media_remove_intf_link(struct media_link *link);
void media_remove_intf_link(struct media_link *link);
void __media_remove_intf_links(struct media_interface *intf);