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authorKonstantin Khlebnikov <khlebnikov@yandex-team.ru>2017-08-10 12:31:40 +0300
committerDavid S. Miller <davem@davemloft.net>2017-08-12 00:30:30 +0300
commit8d55373875052b891ae72c9bcaf9c2d7178676c0 (patch)
tree1790666f884fa0ef7c180977ef6b3137df188d43 /net/sched
parentad729bc9acfb7c47112964b4877ef5404578ed13 (diff)
downloadlinux-8d55373875052b891ae72c9bcaf9c2d7178676c0.tar.xz
net/sched/hfsc: allocate tcf block for hfsc root class
Without this filters cannot be attached. Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> Fixes: 6529eaba33f0 ("net: sched: introduce tcf block infractructure") Acked-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/sch_hfsc.c8
1 files changed, 8 insertions, 0 deletions
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