Fix tcf_unbind_filter missing in cls_matchall as this will trigger WARN_ON() in cbq_destroy_class().
Fixes: fd62d9f5c575f ("net/sched: matchall: Fix configuration race") Reported-by: Li Shuang <shu...@redhat.com> Signed-off-by: Hangbin Liu <liuhang...@gmail.com> --- net/sched/cls_matchall.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c index 47b207e..7ad65da 100644 --- a/net/sched/cls_matchall.c +++ b/net/sched/cls_matchall.c @@ -111,6 +111,8 @@ static void mall_destroy(struct tcf_proto *tp, struct netlink_ext_ack *extack) if (!head) return; + tcf_unbind_filter(tp, &head->res); + if (!tc_skip_hw(head->flags)) mall_destroy_hw_filter(tp, head, (unsigned long) head, extack); -- 2.5.5