q = dev->qdisc;
                if (q->enqueue) {
                        /* reset queue_mapping to zero */
-                       skb->queue_mapping = 0;
+                       skb_set_queue_mapping(skb, 0);
                        rc = q->enqueue(skb, q);
                        qdisc_run(dev);
                        spin_unlock(&dev->queue_lock);
 
        skb->network_header = skb->tail;
        skb->transport_header = skb->network_header + sizeof(struct iphdr);
        skb_put(skb, sizeof(struct iphdr) + sizeof(struct udphdr));
-       skb->queue_mapping = pkt_dev->cur_queue_map;
-
+       skb_set_queue_mapping(skb, pkt_dev->cur_queue_map);
        iph = ip_hdr(skb);
        udph = udp_hdr(skb);
 
        skb->network_header = skb->tail;
        skb->transport_header = skb->network_header + sizeof(struct ipv6hdr);
        skb_put(skb, sizeof(struct ipv6hdr) + sizeof(struct udphdr));
-       skb->queue_mapping = pkt_dev->cur_queue_map;
-
+       skb_set_queue_mapping(skb, pkt_dev->cur_queue_map);
        iph = ipv6_hdr(skb);
        udph = udp_hdr(skb);