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-rw-r--r--net/sched/sch_taprio.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index ee717e05372b..b1eb12d33b9a 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -564,8 +564,10 @@ static struct sk_buff *taprio_dequeue_soft(struct Qdisc *sch)
prio = skb->priority;
tc = netdev_get_prio_tc_map(dev, prio);
- if (!(gate_mask & BIT(tc)))
+ if (!(gate_mask & BIT(tc))) {
+ skb = NULL;
continue;
+ }
len = qdisc_pkt_len(skb);
guard = ktime_add_ns(taprio_get_time(q),
@@ -575,13 +577,17 @@ static struct sk_buff *taprio_dequeue_soft(struct Qdisc *sch)
* guard band ...
*/
if (gate_mask != TAPRIO_ALL_GATES_OPEN &&
- ktime_after(guard, entry->close_time))
+ ktime_after(guard, entry->close_time)) {
+ skb = NULL;
continue;
+ }
/* ... and no budget. */
if (gate_mask != TAPRIO_ALL_GATES_OPEN &&
- atomic_sub_return(len, &entry->budget) < 0)
+ atomic_sub_return(len, &entry->budget) < 0) {
+ skb = NULL;
continue;
+ }
skb = child->ops->dequeue(child);
if (unlikely(!skb))