pkt_sched: Fix actions referencing

[ Upstream commit 76aab2c1 ]

When an action is added several times with the same exact index
it gets deleted on every even-numbered attempt.
This fixes that issue.
Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

net/sched/act_api.c

@@ -205,10 +205,9 @@ struct tcf_common *tcf_hash_check(u32 index, struct tc_action *a, int bind,
 {
 	struct tcf_common *p = NULL;
 	if (index && (p = tcf_hash_lookup(index, hinfo)) != NULL) {
-		if (bind) {
+		if (bind)
 			p->tcfc_bindcnt++;
 		p->tcfc_refcnt++;
-		}
 		a->priv = p;
 	}
 	return p;