[igbvf] Allow changing of MAC address

The VF might not have assigned a MAC address upon startup, and will
end up with a random MAC address during probe().  With this patch the
MAC address can be changed later on.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Michael Brown <mcb30@ipxe.org>

src/drivers/net/igbvf/igbvf_main.c

 
 	DBG ("igbvf_open\n");
 
+	/* Update MAC address */
+	memcpy ( adapter->hw.mac.addr, netdev->ll_addr, ETH_ALEN );
+	igbvf_reset( adapter );
+
 	/* allocate transmit descriptors */
 	err = igbvf_setup_tx_resources ( adapter );
 	if (err) {