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authorPedro Tammela2023-07-28 12:35:35 -0300
committerPaolo Abeni2023-08-01 10:47:24 +0200
commit8e4553ef3ed5ea6d58e7ab89955e2a56be4aa4f4 (patch)
tree5f45a5f9119293667448b3171f109ce7f898acb7 /net/sched
parentdaf8d9181b9b4b58d3b182d1fea10dec75c5de88 (diff)
net/sched: sch_hfsc: 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_hfsc.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index 896cb401fdb9..98805303218d 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -1094,8 +1094,10 @@ hfsc_delete_class(struct Qdisc *sch, unsigned long arg,
struct hfsc_class *cl = (struct hfsc_class *)arg;
if (cl->level > 0 || qdisc_class_in_use(&cl->cl_common) ||
- cl == &q->root)
+ cl == &q->root) {
+ NL_SET_ERR_MSG(extack, "HFSC class in use");
return -EBUSY;
+ }
sch_tree_lock(sch);