iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

net/sched: sch_clsact: Only create under TC_H_CLSACT

Browse Source 
[ Upstream commit 5eeebfe6c493192b10d516abfd72742900f2a162 ]

clsact Qdiscs are only supposed to be created under TC_H_CLSACT (which
equals TC_H_INGRESS).  Return -EOPNOTSUPP if 'parent' is not
TC_H_CLSACT.

Fixes: 1f211a1b929c ("net, sched: add clsact qdisc")
Tested-by: Pedro Tammela <pctammela@mojatatu.com>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Reviewed-by: Jamal Hadi Salim <jhs@mojatatu.com>
Reviewed-by: Vlad Buslov <vladbu@nvidia.com>
Signed-off-by: Peilin Ye <peilin.ye@bytedance.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Peilin Ye 2023-05-29 12:53:21 -07:00 committed by Greg Kroah-Hartman
parent 1efc22ce4a
commit 5bbf0bd108
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
net/sched/sch_ingress.c
View File

@ -221,6 +221,9 @@ static int clsact_init(struct Qdisc *sch, struct nlattr *opt,
struct net_device *dev = qdisc_dev(sch);
int err;
if (sch->parent != TC_H_CLSACT)
return -EOPNOTSUPP;
net_inc_ingress_queue();
net_inc_egress_queue();
@ -248,6 +251,9 @@ static void clsact_destroy(struct Qdisc *sch)
{
struct clsact_sched_data *q = qdisc_priv(sch);
if (sch->parent != TC_H_CLSACT)
return;
tcf_block_put_ext(q->egress_block, sch, &q->egress_block_info);
tcf_block_put_ext(q->ingress_block, sch, &q->ingress_block_info);