diff options
| author | Hiago De Franco <hiago.franco@toradex.com> | 2025-06-02 15:00:56 -0300 |
|---|---|---|
| committer | Hiago De Franco <hiago.franco@toradex.com> | 2025-06-03 10:26:20 -0300 |
| commit | defb81960f4fcb580b75bbc207e5440dad4376d6 (patch) | |
| tree | da4539935a24104d027d92a8f9afd519f2ee625a /net/sched/sch_fifo.c | |
| parent | 5a6602cc6c3204b24470b2429e658c25638b10a9 (diff) | |
| parent | 1b69a86802c7e77a7624fe4970ca7d382a785b8f (diff) | |
Merge branch '5.15-2.2.x-imx' into toradex_5.15-2.2.x-imxtoradex_5.15-2.2.x-imx
Conflicts:
drivers/tty/serial/fsl_lpuart.c
Signed-off-by: Hiago De Franco <hiago.franco@toradex.com>
Diffstat (limited to 'net/sched/sch_fifo.c')
| -rw-r--r-- | net/sched/sch_fifo.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c index e1040421b797..af5f2ab69b8d 100644 --- a/net/sched/sch_fifo.c +++ b/net/sched/sch_fifo.c @@ -39,6 +39,9 @@ static int pfifo_tail_enqueue(struct sk_buff *skb, struct Qdisc *sch, { unsigned int prev_backlog; + if (unlikely(READ_ONCE(sch->limit) == 0)) + return qdisc_drop(skb, sch, to_free); + if (likely(sch->q.qlen < sch->limit)) return qdisc_enqueue_tail(skb, sch); |