diff --git a/net/sched/sch_mq.c b/net/sched/sch_mq.c
index 0a4b2f9..5da78a1 100644
--- a/net/sched/sch_mq.c
+++ b/net/sched/sch_mq.c
@@ -63,6 +63,7 @@
 		if (qdisc == NULL)
 			goto err;
 		priv->qdiscs[ntx] = qdisc;
+		qdisc->flags |= TCQ_F_ONETXQUEUE;
 	}
 
 	sch->flags |= TCQ_F_MQROOT;
@@ -150,7 +151,8 @@
 		dev_deactivate(dev);
 
 	*old = dev_graft_qdisc(dev_queue, new);
-
+	if (new)
+		new->flags |= TCQ_F_ONETXQUEUE;
 	if (dev->flags & IFF_UP)
 		dev_activate(dev);
 	return 0;