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authorPedro Tammela <pctammela@mojatatu.com>2023-07-28 12:35:37 -0300
committerPaolo Abeni <pabeni@redhat.com>2023-08-01 10:47:25 +0200
commite20e75017c5a3dbc4a3cc505d8ad57487b500bbb (patch)
treede2a6c904cdd372f1e23d5b80a764461024241ec /net/sched
parent7118f56e04d4f89318ad222e210ba70da19a8d15 (diff)
downloadlinux-e20e75017c5a3dbc4a3cc505d8ad57487b500bbb.tar.gz
net/sched: sch_qfq: warn about class in use while deleting
Add extack to warn that delete was rejected because the class is still in use Acked-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: Pedro Tammela <pctammela@mojatatu.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/sch_qfq.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
index 7addc15f01b5c..1a25752f1a9a6 100644
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -543,8 +543,10 @@ static int qfq_delete_class(struct Qdisc *sch, unsigned long arg,
struct qfq_sched *q = qdisc_priv(sch);
struct qfq_class *cl = (struct qfq_class *)arg;
- if (qdisc_class_in_use(&cl->common))
+ if (qdisc_class_in_use(&cl->common)) {
+ NL_SET_ERR_MSG_MOD(extack, "QFQ class in use");
return -EBUSY;
+ }
sch_tree_lock(sch);