From: WANG Cong <xiyou.wangcong@gmail.com>
Date: Mon, 4 Apr 2016 17:32:48 +0000 (-0700)
Subject: net_sched: fix a memory leak in tc action
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=18fcf49f87f4b280d3cd695fc77766004b223af5;p=openwrt%2Fstaging%2Fblogic.git

net_sched: fix a memory leak in tc action

Fixes: ddf97ccdd7cb ("net_sched: add network namespace support for tc actions")
Reported-by: Dmitry Vyukov <dvyukov@google.com>
Tested-by: Dmitry Vyukov <dvyukov@google.com>
Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/net/act_api.h b/include/net/act_api.h
index 2a19fe111c78..03e322b30218 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -135,6 +135,7 @@ void tcf_hashinfo_destroy(const struct tc_action_ops *ops,
 static inline void tc_action_net_exit(struct tc_action_net *tn)
 {
 	tcf_hashinfo_destroy(tn->ops, tn->hinfo);
+	kfree(tn->hinfo);
 }
 
 int tcf_generic_walker(struct tc_action_net *tn, struct sk_buff *skb,