--- linux-2.6.22.14/drivers/net/wan/dscc4.c	2008-01-22 14:02:50.000000000 +0200
+++ linux/drivers/net/wan/dscc4.c	2008-01-15 11:03:50.000000000 +0200
@@ -692,7 +692,7 @@ static void dscc4_free1(struct pci_dev *
 	root = ppriv->root;
 
 	for (i = 0; i < dev_per_card; i++)
-		unregister_hdlc_device(dscc4_to_dev(root + i));
+		unregister_hdlc_device(dscc4_to_dev(root + i), "hdlc%d");
 
 	pci_set_drvdata(pdev, NULL);