diff --git a/net/sched/sch_hhf.c b/net/sched/sch_hhf.c
index 9d15cb6..86b04e3 100644
--- a/net/sched/sch_hhf.c
+++ b/net/sched/sch_hhf.c
@@ -368,6 +368,15 @@
 	return bucket - q->buckets;
 }
 
+static unsigned int hhf_qdisc_drop(struct Qdisc *sch)
+{
+	unsigned int prev_backlog;
+
+	prev_backlog = sch->qstats.backlog;
+	hhf_drop(sch);
+	return prev_backlog - sch->qstats.backlog;
+}
+
 static int hhf_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 {
 	struct hhf_sched_data *q = qdisc_priv(sch);
@@ -696,7 +705,7 @@
 	.enqueue	=	hhf_enqueue,
 	.dequeue	=	hhf_dequeue,
 	.peek		=	qdisc_peek_dequeued,
-	.drop		=	hhf_drop,
+	.drop		=	hhf_qdisc_drop,
 	.init		=	hhf_init,
 	.reset		=	hhf_reset,
 	.destroy	=	hhf_destroy,