diff --git a/[refs] b/[refs]
index b84faea9479b..b445f6e7d12f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fb2e405fc1fc8b20d9c78eaa1c7fd5a297efde43
+refs/heads/master: ed9559d38a87a44e3bda87d73a50aab92471d7dc
diff --git a/trunk/include/linux/kthread.h b/trunk/include/linux/kthread.h
index 00dd957e245b..aabc8a13ba71 100644
--- a/trunk/include/linux/kthread.h
+++ b/trunk/include/linux/kthread.h
@@ -6,7 +6,8 @@
 
 struct task_struct *kthread_create(int (*threadfn)(void *data),
 				   void *data,
-				   const char namefmt[], ...);
+				   const char namefmt[], ...)
+	__attribute__((format(printf, 3, 4)));
 
 /**
  * kthread_run - create and wake a thread.