Commit e20e7501 authored by Pedro Tammela's avatar Pedro Tammela Committed by Paolo Abeni
Browse files

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: default avatarJamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: default avatarPedro Tammela <pctammela@mojatatu.com>
Reviewed-by: default avatarSimon Horman <horms@kernel.org>
Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent 7118f56e

net/sched/sch_qfq.c

+3 −1
Original line number Diff line number Diff line
@@ -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);