[NET_SCHED]: sch_atm: act_api support

Handle act_api classification results.

The ATM scheduler behaves slightly different than other schedulers
in that it only handles policer results for successful classifications,
this behaviour is retained for the act_api case.

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

1 files changed, 14 insertions, 7 deletions

diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c
index 9b458c403fa0..ccee10dae66d 100644
--- a/net/sched/sch_atm.c
+++ b/net/sched/sch_atm.c
@@ -411,11 +411,21 @@ static int atm_tc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 if (flow->vcc)
                         ATM_SKB(skb)->atm_options = flow->vcc->atm_options;
                 /*@@@ looks good ... but it's not supposed to work :-) */
-#ifdef CONFIG_NET_CLS_POLICE
+#ifdef CONFIG_NET_CLS_ACT
+                switch (result) {
+                case TC_ACT_QUEUED:
+                case TC_ACT_STOLEN:
+                        kfree_skb(skb);
+                        return NET_XMIT_SUCCESS;
+                case TC_ACT_SHOT:
+                        kfree_skb(skb);
+                        goto drop;
+                }
+#elif defined(CONFIG_NET_CLS_POLICE)
                 switch (result) {
                 case TC_POLICE_SHOT:
                         kfree_skb(skb);
-                        break;
+                        goto drop;
                 case TC_POLICE_RECLASSIFY:
                         if (flow->excess)
                                 flow = flow->excess;
@@ -431,11 +441,8 @@ static int atm_tc_enqueue(struct sk_buff *skb, struct Qdisc *sch)
                 }
 #endif
         }
-        if (
-#ifdef CONFIG_NET_CLS_POLICE
-                   result == TC_POLICE_SHOT ||
-#endif
-                   (ret = flow->q->enqueue(skb, flow->q)) != 0) {
+        if ((ret = flow->q->enqueue(skb, flow->q)) != 0) {
+drop: __maybe_unused
                 sch->qstats.drops++;
                 if (flow)
                         flow->qstats.drops++;