linux-kernel - [PATCH 3.12 052/123] netfilter: ctnetlink: put back references to master ct and expect objects

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Message-Id: <2fefca08fb6bd238a02a691c2aaf430ba26c18a4.1446021555.git.jslaby@suse.cz>
Date:	Wed, 28 Oct 2015 14:52:43 +0100
From:	Jiri Slaby <jslaby@...e.cz>
To:	stable@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org,
	Pablo Neira Ayuso <pablo@...filter.org>,
	Jiri Slaby <jslaby@...e.cz>
Subject: [PATCH 3.12 052/123] netfilter: ctnetlink: put back references to master ct and expect objects

From: Pablo Neira Ayuso <pablo@...filter.org>

3.12-stable review patch.  If anyone has any objections, please let me know.

===============

commit 95dd8653de658143770cb0e55a58d2aab97c79d2 upstream.

We have to put back the references to the master conntrack and the expectation
that we just created, otherwise we'll leak them.

Fixes: 0ef71ee1a5b9 ("netfilter: ctnetlink: refactor ctnetlink_create_expect")
Reported-by: Tim Wiess <Tim.Wiess@...chguard.com>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
Signed-off-by: Jiri Slaby <jslaby@...e.cz>
---
 net/netfilter/nf_conntrack_netlink.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index eea936b70d15..db744dd68707 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -2925,11 +2925,6 @@ ctnetlink_create_expect(struct net *net, u16 zone,
 	}
 
 	err = nf_ct_expect_related_report(exp, portid, report);
-	if (err < 0)
-		goto err_exp;
-
-	return 0;
-err_exp:
 	nf_ct_expect_put(exp);
 err_ct:
 	nf_ct_put(ct);
-- 
2.6.2

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