diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index 93e96fb934526e44b327e8d677bb91f7accd80c4..c7c40f1d2624a7eb7988ee376e324904b54c1d39 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -128,8 +128,8 @@ struct video_device
 	struct mutex *lock;
 };
 
-#define media_entity_to_video_device(entity) \
-	container_of(entity, struct video_device, entity)
+#define media_entity_to_video_device(__e) \
+	container_of(__e, struct video_device, entity)
 /* dev to video-device */
 #define to_video_device(cd) container_of(cd, struct video_device, dev)