linux-kernel - [PATCH 3.16.y-ckt 025/130] netfilter: ctnetlink: put back references to master ct and expect objects

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Message-Id: <1441372118-5933-26-git-send-email-luis.henriques@canonical.com>
Date:	Fri,  4 Sep 2015 14:06:53 +0100
From:	Luis Henriques <luis.henriques@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Pablo Neira Ayuso <pablo@...filter.org>,
	Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 3.16.y-ckt 025/130] netfilter: ctnetlink: put back references to master ct and expect objects

3.16.7-ckt17 -stable review patch.  If anyone has any objections, please let me know.

------------------

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

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: Luis Henriques <luis.henriques@...onical.com>
---
 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 300ed1eec729..3f96dbd25389 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -2957,11 +2957,6 @@ 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);
--
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