diff --git a/[refs] b/[refs]
index 79eb85d3889d..80fd8178f73c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6e588f6dcfcffa24decf418b96b4184a907d2bf8
+refs/heads/master: 6d9a89ea4b06146d29e1ffb4d6fded286fa07d29
diff --git a/trunk/scripts/mod/modpost.c b/trunk/scripts/mod/modpost.c
index 93ac52adb498..3a12c22cc2f8 100644
--- a/trunk/scripts/mod/modpost.c
+++ b/trunk/scripts/mod/modpost.c
@@ -33,7 +33,9 @@ enum export {
 	export_unused_gpl, export_gpl_future, export_unknown
 };
 
-void fatal(const char *fmt, ...)
+#define PRINTF __attribute__ ((format (printf, 1, 2)))
+
+PRINTF void fatal(const char *fmt, ...)
 {
 	va_list arglist;
 
@@ -46,7 +48,7 @@ void fatal(const char *fmt, ...)
 	exit(1);
 }
 
-void warn(const char *fmt, ...)
+PRINTF void warn(const char *fmt, ...)
 {
 	va_list arglist;
 
@@ -57,7 +59,7 @@ void warn(const char *fmt, ...)
 	va_end(arglist);
 }
 
-void merror(const char *fmt, ...)
+PRINTF void merror(const char *fmt, ...)
 {
 	va_list arglist;