[Patch net] net_sched: fix a memory leak in tc action

[Cong Wang]

Fixes: ddf97ccdd7cb ("net_sched: add network namespace support for tc actions")
Reported-by: Dmitry Vyukov <dvyu...@google.com>
Tested-by: Dmitry Vyukov <dvyu...@google.com>
Cc: Jamal Hadi Salim <j...@mojatatu.com>
Signed-off-by: Cong Wang <xiyou.wangc...@gmail.com>
---
 include/net/act_api.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/net/act_api.h b/include/net/act_api.h
index 2a19fe1..03e322b 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,
-- 
2.1.0