diff options
Diffstat (limited to '')
| -rw-r--r-- | net/sched/sch_prio.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c index 79359b69ad8d..03ef99e52a5c 100644 --- a/net/sched/sch_prio.c +++ b/net/sched/sch_prio.c @@ -24,7 +24,7 @@ struct prio_sched_data { int bands; - struct tcf_proto *filter_list; + struct tcf_proto __rcu *filter_list; u8 prio2band[TC_PRIO_MAX+1]; struct Qdisc *queues[TCQ_PRIO_BANDS]; }; @@ -36,11 +36,13 @@ prio_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr) struct prio_sched_data *q = qdisc_priv(sch); u32 band = skb->priority; struct tcf_result res; + struct tcf_proto *fl; int err; *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS; if (TC_H_MAJ(skb->priority) != sch->handle) { - err = tc_classify(skb, q->filter_list, &res); + fl = rcu_dereference_bh(q->filter_list); + err = tc_classify(skb, fl, &res); #ifdef CONFIG_NET_CLS_ACT switch (err) { case TC_ACT_STOLEN: @@ -50,7 +52,7 @@ prio_classify(struct sk_buff *skb, struct Qdisc *sch, int *qerr) return NULL; } #endif - if (!q->filter_list || err < 0) { + if (!fl || err < 0) { if (TC_H_MAJ(band)) band = 0; return q->queues[q->prio2band[band & TC_PRIO_MAX]]; @@ -351,7 +353,8 @@ static void prio_walk(struct Qdisc *sch, struct qdisc_walker *arg) } } -static struct tcf_proto **prio_find_tcf(struct Qdisc *sch, unsigned long cl) +static struct tcf_proto __rcu **prio_find_tcf(struct Qdisc *sch, + unsigned long cl) { struct prio_sched_data *q = qdisc_priv(sch); |