Revert: veth: remove unneeded ifname code from veth_newlink()

84c49d8c3e ("veth: remove unneeded
ifname code from veth_newlink()") caused regression on veth
creation. This patch reverts the original one.

Reported-by: Michał Mirosław <mirqus@gmail.com>
Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2011-04-30 01:28:17 +00:00 committed by David S. Miller
parent d946092000
commit 6c8c44462a

View file

@ -403,6 +403,17 @@ static int veth_newlink(struct net *src_net, struct net_device *dev,
if (tb[IFLA_ADDRESS] == NULL)
random_ether_addr(dev->dev_addr);
if (tb[IFLA_IFNAME])
nla_strlcpy(dev->name, tb[IFLA_IFNAME], IFNAMSIZ);
else
snprintf(dev->name, IFNAMSIZ, DRV_NAME "%%d");
if (strchr(dev->name, '%')) {
err = dev_alloc_name(dev, dev->name);
if (err < 0)
goto err_alloc_name;
}
err = register_netdevice(dev);
if (err < 0)
goto err_register_dev;
@ -422,6 +433,7 @@ static int veth_newlink(struct net *src_net, struct net_device *dev,
err_register_dev:
/* nothing to do */
err_alloc_name:
err_configure_peer:
unregister_netdevice(peer);
return err;