netdev: restore MAC address set and validate operations

alloc_etherdev() used to install default implementations of these
operations, but they must now be explicitly installed in struct
net_device_ops.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/sunvnet.c b/drivers/net/sunvnet.c
index a82fb2a..bc74db0 100644
--- a/drivers/net/sunvnet.c
+++ b/drivers/net/sunvnet.c
@@ -1017,6 +1017,7 @@
 	.ndo_stop		= vnet_close,
 	.ndo_set_multicast_list	= vnet_set_rx_mode,
 	.ndo_set_mac_address	= vnet_set_mac_addr,
+	.ndo_validate_addr	= eth_validate_addr,
 	.ndo_tx_timeout		= vnet_tx_timeout,
 	.ndo_change_mtu		= vnet_change_mtu,
 	.ndo_start_xmit		= vnet_start_xmit,