[NET]: Dynamically allocate the loopback device, part 1.

This patch replaces all occurences to the static variable
loopback_dev to a pointer loopback_dev. That provides the
mindless, trivial, uninteressting change part for the dynamic
allocation for the loopback.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Acked-By: Kirill Korotaev <dev@sw.ru>
Acked-by: Benjamin Thery <benjamin.thery@bull.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 4303851749f6..2d2e0cda0470 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -190,11 +190,11 @@ static int __init ic_open_devs(void)
         rtnl_lock();
 
         /* bring loopback device up first */
-        if (dev_change_flags(&loopback_dev, loopback_dev.flags | IFF_UP) < 0)
-                printk(KERN_ERR "IP-Config: Failed to open %s\n", loopback_dev.name);
+        if (dev_change_flags(loopback_dev, loopback_dev->flags | IFF_UP) < 0)
+                printk(KERN_ERR "IP-Config: Failed to open %s\n", loopback_dev->name);
 
         for_each_netdev(&init_net, dev) {
-                if (dev == &loopback_dev)
+                if (dev == loopback_dev)
                         continue;
                 if (user_dev_name[0] ? !strcmp(dev->name, user_dev_name) :
                     (!(dev->flags & IFF_LOOPBACK) &&