From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Wed, 12 Dec 2007 18:44:16 +0000 (-0800)
Subject: [IPSEC]: Added xfrm_decode_session_reverse and xfrmX_policy_check_reverse
X-Git-Tag: v2.6.25-rc1~1162^2~1141
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d5422efe680fc55010c6ddca2370ca9548a96355;p=pandora-kernel.git

[IPSEC]: Added xfrm_decode_session_reverse and xfrmX_policy_check_reverse

RFC 4301 requires us to relookup ICMP traffic that does not match any
policies using the reverse of its payload.  This patch adds the functions
xfrm_decode_session_reverse and xfrmX_policy_check_reverse so we can get
the reverse flow to perform such a lookup.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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