netdev - [patch net-next 07/20] net: sched: remove check for number of actions in tcf_exts

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Date:   Fri, 28 Jul 2017 16:40:29 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, jhs@...atatu.com, xiyou.wangcong@...il.com,
        daniel@...earbox.net, mlxsw@...lanox.com
Subject: [patch net-next 07/20] net: sched: remove check for number of actions in tcf_exts_exec

From: Jiri Pirko <jiri@...lanox.com>

Leave it to tcf_action_exec to return TC_ACT_OK in case there is no
action present.

Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
 include/net/pkt_cls.h | 4 +---
 net/sched/act_api.c   | 3 ++-
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 61ce521..b8959c9 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -192,9 +192,7 @@ tcf_exts_exec(struct sk_buff *skb, struct tcf_exts *exts,
 	      struct tcf_result *res)
 {
 #ifdef CONFIG_NET_CLS_ACT
-	if (tcf_exts_has_actions(exts))
-		return tcf_action_exec(skb, exts->actions, exts->nr_actions,
-				       res);
+	return tcf_action_exec(skb, exts->actions, exts->nr_actions, res);
 #endif
 	return TC_ACT_OK;
 }
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index f2e9ed3..8d2e506 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -460,9 +460,10 @@ static struct tc_action_ops *tc_lookup_action(struct nlattr *kind)
 int tcf_action_exec(struct sk_buff *skb, struct tc_action **actions,
 		    int nr_actions, struct tcf_result *res)
 {
-	int ret = -1, i;
 	u32 jmp_prgcnt = 0;
 	u32 jmp_ttl = TCA_ACT_MAX_PRIO; /*matches actions per filter */
+	int i;
+	int ret = TC_ACT_OK;
 
 	if (skb_skip_tc_classify(skb))
 		return TC_ACT_OK;
-- 
2.9.3