From 622dc8281a80374873686514e46f852093d91106 Mon Sep 17 00:00:00 2001
From: Masahide NAKAMURA <nakam@linux-ipv6.org>
Date: Wed, 23 Aug 2006 17:52:01 -0700
Subject: [PATCH] [XFRM]: Expand XFRM_MAX_DEPTH for route optimization.

XFRM_MAX_DEPTH is a limit of transformation states to be applied to the same
flow. Two more extension headers are used by Mobile IPv6 transformation.
Based on MIPL2 kernel patch.

Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org>
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 include/net/xfrm.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 2a7d2132a1a..aa3be68041b 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -314,7 +314,7 @@ struct xfrm_tmpl
 	__u32			calgos;
 };
 
-#define XFRM_MAX_DEPTH		4
+#define XFRM_MAX_DEPTH		6
 
 struct xfrm_policy
 {