From: David Miller <davem@davemloft.net>
Date: Thu, 7 Dec 2006 08:40:36 +0000 (-0800)
Subject: [PATCH] IPSEC: Fix inetpeer leak in ipv4 xfrm dst entries.
X-Git-Tag: v2.6.19.1~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5bcd4af5fcd996bdd309bf506a60c6217810b1c6;p=thirdparty%2Fkernel%2Fstable.git

[PATCH] IPSEC: Fix inetpeer leak in ipv4 xfrm dst entries.

We grab a reference to the route's inetpeer entry but
forget to release it in xfrm4_dst_destroy().

Bug discovered by Kazunori MIYAZAWA <kazunori@miyazawa.org>

Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
---

diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index 1bed0cdf53e30..2cf784004372d 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -273,6 +273,8 @@ static void xfrm4_dst_destroy(struct dst_entry *dst)
 
 	if (likely(xdst->u.rt.idev))
 		in_dev_put(xdst->u.rt.idev);
+	if (likely(xdst->u.rt.peer))
+		inet_putpeer(xdst->u.rt.peer);
 	xfrm_dst_destroy(xdst);
 }