From 9bf35c8dddd56f7f247a27346f74f5adc18071f4 Mon Sep 17 00:00:00 2001
From: Paulius Zaleckas <paulius.zaleckas@gmail.com>
Date: Sun, 21 Mar 2010 21:19:02 -0700
Subject: [PATCH] if_tunnel.h: add missing ams/byteorder.h include

When compiling userspace application which includes
if_tunnel.h and uses GRE_* defines you will get undefined
reference to __cpu_to_be16.

Fix this by adding missing #include <asm/byteorder.h>

Cc: stable@kernel.org
Signed-off-by: Paulius Zaleckas <paulius.zaleckas@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 include/linux/if_tunnel.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h
index 1822d635be6b..16b92d008bed 100644
--- a/include/linux/if_tunnel.h
+++ b/include/linux/if_tunnel.h
@@ -2,6 +2,7 @@
 #define _IF_TUNNEL_H_
 
 #include <linux/types.h>
+#include <asm/byteorder.h>
 
 #ifdef __KERNEL__
 #include <linux/ip.h>
-- 
2.34.1