--- linux-2.6.13/drivers/net/loopback.c-orig	2005-10-08 01:32:50.000000000 +0100
+++ linux-2.6.13/drivers/net/loopback.c	2005-10-08 01:33:32.000000000 +0100
@@ -153,7 +153,7 @@ static int loopback_xmit(struct sk_buff 
 	lb_stats->tx_packets++;
 	put_cpu();
 
-	netif_rx(skb);
+	netif_rx_ni(skb);
 
 	return(0);
 }