[NET]: Make ipip/ip6_tunnel independant of XFRM

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 029522a..868ef88 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -803,7 +803,7 @@
 /* XFRM tunnel handlers.  */
 struct xfrm_tunnel {
 	int (*handler)(struct sk_buff *skb);
-	void (*err_handler)(struct sk_buff *skb, void *info);
+	void (*err_handler)(struct sk_buff *skb, __u32 info);
 };
 
 struct xfrm6_tunnel {