From: Alexey Dobriyan <adobriyan@sw.ru>
Date: Sun, 11 Nov 2007 06:09:25 +0000 (-0800)
Subject: [NETNS]: init dev_base_lock only once
X-Git-Tag: v2.6.24-rc3~155^2~1
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=33d36bb83c5b566c98a441e791736e25dbc35fc3;p=linux-2.6

[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>
---

diff --git a/net/core/dev.c b/net/core/dev.c
index be6cedab5a..dd7e30754c 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -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)