net: call dev_alloc_name from register_netdevice

Force dev_alloc_name() to be called from register_netdevice() by
dev_get_valid_name(). That allows to remove multiple explicit
dev_alloc_name() calls.

The possibility to call dev_alloc_name in advance remains.

This also fixes veth creation regresion caused by
84c49d8c3e4abefb0a41a77b25aa37ebe8d6b743

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 6 deletions

diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 0636f7040325..74e94054ab1a 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1099,12 +1099,6 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
 
                 tun_net_init(dev);
 
-                if (strchr(dev->name, '%')) {
-                        err = dev_alloc_name(dev, dev->name);
-                        if (err < 0)
-                                goto err_free_sk;
-                }
-
                 dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST |
                         TUN_USER_FEATURES;
                 dev->features = dev->hw_features;