diff --git a/[refs] b/[refs]
index d1c283e34582..d28c40a118e1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ed2ae6f69148dcf9da725364e17184f27ba04dc2
+refs/heads/master: fab3c8581fc49998f8d0d349b70813d9712fb405
diff --git a/trunk/fs/udf/udfdecl.h b/trunk/fs/udf/udfdecl.h
index 6995ab1f4305..74d58c08ebac 100644
--- a/trunk/fs/udf/udfdecl.h
+++ b/trunk/fs/udf/udfdecl.h
@@ -111,6 +111,8 @@ struct extent_position {
 };
 
 /* super.c */
+
+__attribute__((format(printf, 3, 4)))
 extern void udf_warning(struct super_block *, const char *, const char *, ...);
 static inline void udf_updated_lvid(struct super_block *sb)
 {