net: call add_device_randomness() only after successful mac change

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2013-01-01 03:30:14 +00:00 committed by David S. Miller
parent e7c3273ec2
commit f652151640

View File

@ -5020,10 +5020,11 @@ int dev_set_mac_address(struct net_device *dev, struct sockaddr *sa)
if (!netif_device_present(dev))
return -ENODEV;
err = ops->ndo_set_mac_address(dev, sa);
if (!err)
call_netdevice_notifiers(NETDEV_CHANGEADDR, dev);
if (err)
return err;
call_netdevice_notifiers(NETDEV_CHANGEADDR, dev);
add_device_randomness(dev->dev_addr, dev->addr_len);
return err;
return 0;
}
EXPORT_SYMBOL(dev_set_mac_address);