[NETNS]: init dev_base_lock only once

* it already statically initialized
* reinitializing live global spinlock every time netns is
  setup is also wrong

Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan 2007-11-10 22:09:25 -08:00 committed by David S. Miller
parent 284b327be2
commit 33d36bb83c

View File

@ -4330,7 +4330,6 @@ static struct hlist_head *netdev_create_hash(void)
static int __net_init netdev_init(struct net *net)
{
INIT_LIST_HEAD(&net->dev_base_head);
rwlock_init(&dev_base_lock);
net->dev_name_head = netdev_create_hash();
if (net->dev_name_head == NULL)