[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/devinet.c b/net/ipv4/devinet.c
index 721b89b60963..affea9b121fc 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -203,7 +203,7 @@ static void inetdev_destroy(struct in_device *in_dev)
         ASSERT_RTNL();
 
         dev = in_dev->dev;
-        if (dev == &loopback_dev)
+        if (dev == loopback_dev)
                 return;
 
         in_dev->dead = 1;
@@ -1061,7 +1061,7 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
                         in_dev = inetdev_init(dev);
                         if (!in_dev)
                                 return notifier_from_errno(-ENOMEM);
-                        if (dev == &loopback_dev) {
+                        if (dev == loopback_dev) {
                                 IN_DEV_CONF_SET(in_dev, NOXFRM, 1);
                                 IN_DEV_CONF_SET(in_dev, NOPOLICY, 1);
                         }
@@ -1077,7 +1077,7 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
         case NETDEV_UP:
                 if (dev->mtu < 68)
                         break;
-                if (dev == &loopback_dev) {
+                if (dev == loopback_dev) {
                         struct in_ifaddr *ifa;
                         if ((ifa = inet_alloc_ifa()) != NULL) {
                                 ifa->ifa_local =