--- linux-2.6.23/drivers/net/irda/mcs7780.c.orig	2007-10-12 14:02:55.000000000 +0200
+++ linux-2.6.23/drivers/net/irda/mcs7780.c	2007-10-12 14:05:03.000000000 +0200
@@ -678,6 +678,8 @@ static int mcs_net_close(struct net_devi
 	/* Stop transmit processing */
 	netif_stop_queue(netdev);
 
+	kfree_skb(mcs->rx_buff.skb);
+
 	/* kill and free the receive and transmit URBs */
 	usb_kill_urb(mcs->rx_urb);
 	usb_free_urb(mcs->rx_urb);