[ISDN]: Set skb->input_dev properly.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/isdn/i4l/isdn_net.c

@@ -1786,6 +1786,7 @@ isdn_net_receive(struct net_device *ndev, struct sk_buff *skb)
 		lp->stats.rx_bytes += skb->len;
 	}
 	skb->dev = ndev;
+	skb->input_dev = ndev;
 	skb->pkt_type = PACKET_HOST;
 	skb->mac.raw = skb->data;
 #ifdef ISDN_DEBUG_NET_DUMP

drivers/isdn/i4l/isdn_ppp.c

@@ -1177,6 +1177,7 @@ isdn_ppp_push_higher(isdn_net_dev * net_dev, isdn_net_local * lp, struct sk_buff
 		mlp->huptimer = 0;
 #endif /* CONFIG_IPPP_FILTER */
 	skb->dev = dev;
+	skb->input_dev = dev;
 	skb->mac.raw = skb->data;
 	netif_rx(skb);
 	/* net_dev->local->stats.rx_packets++; done in isdn_net.c */