From: Patrick McHardy <kaber@trash.net>
Date: Mon, 27 Nov 2006 18:26:25 +0000 (-0800)
Subject: [NETFILTER]: ctnetlink: fix reference count leak
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c537b75a3ba9f5d2569f313742cd379dff6ceb70;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

[NETFILTER]: ctnetlink: fix reference count leak

When NFA_NEST exceeds the skb size the protocol reference is leaked.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv4/netfilter/ip_conntrack_netlink.c b/net/ipv4/netfilter/ip_conntrack_netlink.c
index 262d0d44ec1b..55f0ae641081 100644
--- a/net/ipv4/netfilter/ip_conntrack_netlink.c
+++ b/net/ipv4/netfilter/ip_conntrack_netlink.c
@@ -153,6 +153,7 @@ ctnetlink_dump_protoinfo(struct sk_buff *skb, const struct ip_conntrack *ct)
 	return ret;
 
 nfattr_failure:
+	ip_conntrack_proto_put(proto);
 	return -1;
 }
 
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 77a46eef66c1..ab67c2be2b5d 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -161,6 +161,7 @@ ctnetlink_dump_protoinfo(struct sk_buff *skb, const struct nf_conn *ct)
 	return ret;
 
 nfattr_failure:
+	nf_ct_proto_put(proto);
 	return -1;
 }