--- a/drivers/isdn/i4l/isdn_net.c	2005-03-02 02:38:33.000000000 -0500
+++ b/drivers/isdn/i4l/isdn_net.c	2005-03-10 21:15:59.451485136 -0500
@@ -1786,6 +1786,7 @@
 		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
--- a/drivers/isdn/i4l/isdn_ppp.c	2005-03-02 02:38:13.000000000 -0500
+++ b/drivers/isdn/i4l/isdn_ppp.c	2005-03-10 21:12:47.069731608 -0500
@@ -1178,6 +1178,7 @@
 		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 */