diff --git a/[refs] b/[refs]
index 3c220cc67b2b..de9b45479bfb 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d98f9d84422c393103dc7569dc8444bac628f7ac
+refs/heads/master: 5c2628e8b4f670d0954053444289e2b018be957a
diff --git a/trunk/arch/x86/include/asm/sigframe.h b/trunk/arch/x86/include/asm/sigframe.h
index 491a0878c3aa..3bd0f4276000 100644
--- a/trunk/arch/x86/include/asm/sigframe.h
+++ b/trunk/arch/x86/include/asm/sigframe.h
@@ -1,3 +1,6 @@
+#ifndef _ASM_X86_SIGFRAME_H
+#define _ASM_X86_SIGFRAME_H
+
 #ifdef CONFIG_X86_32
 #define sigframe_ia32		sigframe
 #define rt_sigframe_ia32	rt_sigframe
@@ -59,3 +62,5 @@ struct rt_sigframe {
 	/* fp state follows here */
 };
 #endif /* CONFIG_X86_64 */
+
+#endif /* _ASM_X86_SIGFRAME_H */