diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index 810462f8a374b63ac3096414ada7b9aff6d5732d..bb495b7f4680b112b96d82bad4a8320a29e91b11 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -341,7 +341,7 @@ extern int video_usercopy(struct inode *inode, struct file *file,
 extern struct video_device* video_devdata(struct file*);
 
 #define to_video_device(cd) container_of(cd, struct video_device, class_dev)
-static inline int
+static inline int __must_check
 video_device_create_file(struct video_device *vfd,
 			 struct class_device_attribute *attr)
 {