diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 341d558..ad9cda1 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -635,7 +635,7 @@
 	if (qdisc == NULL)
 		qdisc = &noop_qdisc;
 	dev_queue->qdisc_sleeping = qdisc;
-	dev_queue->qdisc = &noop_qdisc;
+	rcu_assign_pointer(dev_queue->qdisc, &noop_qdisc);
 
 	spin_unlock_bh(root_lock);
 
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 5f0ade7..9634091 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -634,7 +634,7 @@
 		if (!(qdisc->flags & TCQ_F_BUILTIN))
 			set_bit(__QDISC_STATE_DEACTIVATED, &qdisc->state);
 
-		dev_queue->qdisc = qdisc_default;
+		rcu_assign_pointer(dev_queue->qdisc, qdisc_default);
 		qdisc_reset(qdisc);
 
 		spin_unlock_bh(qdisc_lock(qdisc));
@@ -709,7 +709,7 @@
 	struct Qdisc *qdisc_default = _qdisc_default;
 
 	if (qdisc) {
-		dev_queue->qdisc = qdisc_default;
+		rcu_assign_pointer(dev_queue->qdisc, qdisc_default);
 		dev_queue->qdisc_sleeping = qdisc_default;
 
 		qdisc_destroy(qdisc);