ne2k-pci: use dev->addr_len instead of "6"

Spotted a tiny ugliness in a recently posted patch. This patch cuts it out.

Jirka
Signed-off-by: Jiri Pirko <jpirko@redhat.com>

 drivers/net/ne2k-pci.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ne2k-pci.c

@@ -374,7 +374,7 @@ static int __devinit ne2k_pci_init_one (struct pci_dev *pdev,
 	dev->ethtool_ops = &ne2k_pci_ethtool_ops;
 	NS8390_init(dev, 0);
 
-	memcpy(dev->dev_addr, SA_prom, 6);
+	memcpy(dev->dev_addr, SA_prom, dev->addr_len);
 	memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
 
 	i = register_netdev(dev);