diff --git a/[refs] b/[refs]
index 8a61cafbb635..d45add15ef49 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d0380e6c3c0f6edb986d8798a23acfaf33d5df23
+refs/heads/master: 1b2c289b4f9018f4bd54d22ab54aaeda9181cd2a
diff --git a/trunk/include/linux/printk.h b/trunk/include/linux/printk.h
index 1c35c23bccd7..4890fe62c011 100644
--- a/trunk/include/linux/printk.h
+++ b/trunk/include/linux/printk.h
@@ -1,6 +1,7 @@
 #ifndef __KERNEL_PRINTK__
 #define __KERNEL_PRINTK__
 
+#include <stdarg.h>
 #include <linux/init.h>
 #include <linux/kern_levels.h>