diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c
index de6be7181f0734966cdbe840ef923f9dd7ff4cd8..cb8943da4f122f8c3fdf2703d405160ddad309b5 100644
--- a/drivers/isdn/i4l/isdn_net.c
+++ b/drivers/isdn/i4l/isdn_net.c
@@ -2515,7 +2515,6 @@ static const struct net_device_ops isdn_netdev_ops = {
 	.ndo_stop	      = isdn_net_close,
 	.ndo_do_ioctl	      = isdn_net_ioctl,
 
-	.ndo_validate_addr    = NULL,
 	.ndo_start_xmit	      = isdn_net_start_xmit,
 	.ndo_get_stats	      = isdn_net_get_stats,
 	.ndo_tx_timeout	      = isdn_net_tx_timeout,
@@ -2530,12 +2529,8 @@ static void _isdn_setup(struct net_device *dev)
 
 	ether_setup(dev);
 
-	dev->flags = IFF_NOARP | IFF_POINTOPOINT;
 	/* Setup the generic properties */
-	dev->mtu = 1500;
 	dev->flags = IFF_NOARP|IFF_POINTOPOINT;
-	dev->type = ARPHRD_ETHER;
-	dev->addr_len = ETH_ALEN;
 	dev->header_ops = NULL;
 	dev->netdev_ops = &isdn_netdev_ops;