From 6f1156383a419a4d19bdc196ffa8d4dbe2f01b36 Mon Sep 17 00:00:00 2001
From: Fan Du <fan.du@windriver.com>
Date: Mon, 23 Sep 2013 17:18:25 +0800
Subject: xfrm: Force SA to be lookup again if SA in acquire state

If SA is in the process of acquiring, which indicates this SA is more
promising and precise than the fall back option, i.e. using wild card
source address for searching less suitable SA.

So, here bail out, and try again.

Signed-off-by: Fan Du <fan.du@windriver.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index d6e7f98..b2117a1 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -815,7 +815,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
 			xfrm_state_look_at(pol, x, fl, encap_family,
 					   &best, &acquire_in_progress, &error);
 	}
-	if (best)
+	if (best || acquire_in_progress)
 		goto found;
 
 	h_wildcard = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, encap_family);
-- 
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