From 8d55373875052b891ae72c9bcaf9c2d7178676c0 Mon Sep 17 00:00:00 2001 From: Konstantin Khlebnikov Date: Thu, 10 Aug 2017 12:31:40 +0300 Subject: [PATCH] net/sched/hfsc: allocate tcf block for hfsc root class Without this filters cannot be attached. Signed-off-by: Konstantin Khlebnikov Fixes: 6529eaba33f0 ("net: sched: introduce tcf block infractructure") Acked-by: Cong Wang Signed-off-by: David S. Miller --- net/sched/sch_hfsc.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c index b52f74610dc7..3ad02bbe6903 100644 --- a/net/sched/sch_hfsc.c +++ b/net/sched/sch_hfsc.c @@ -1428,6 +1428,10 @@ hfsc_init_qdisc(struct Qdisc *sch, struct nlattr *opt) return err; q->eligible = RB_ROOT; + err = tcf_block_get(&q->root.block, &q->root.filter_list); + if (err) + goto err_tcf; + q->root.cl_common.classid = sch->handle; q->root.refcnt = 1; q->root.sched = q; @@ -1447,6 +1451,10 @@ hfsc_init_qdisc(struct Qdisc *sch, struct nlattr *opt) qdisc_watchdog_init(&q->watchdog, sch); return 0; + +err_tcf: + qdisc_class_hash_destroy(&q->clhash); + return err; } static int -- 2.20.1