[NET] NETNS: Omit net_device->nd_net without CONFIG_NET_NS.

Introduce per-net_device inlines: dev_net(), dev_net_set().
Without CONFIG_NET_NS, no namespace other than &init_net exists.
Let's explicitly define them to help compiler optimizations.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 3be55c8ca4ef..44cd42f7786b 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -648,7 +648,7 @@ static int ddp_device_event(struct notifier_block *this, unsigned long event,
 {
         struct net_device *dev = ptr;
 
-        if (dev->nd_net != &init_net)
+        if (dev_net(dev) != &init_net)
                 return NOTIFY_DONE;
 
         if (event == NETDEV_DOWN)
@@ -1405,7 +1405,7 @@ static int atalk_rcv(struct sk_buff *skb, struct net_device *dev,
         int origlen;
         __u16 len_hops;
 
-        if (dev->nd_net != &init_net)
+        if (dev_net(dev) != &init_net)
                 goto freeit;
 
         /* Don't mangle buffer if shared */
@@ -1493,7 +1493,7 @@ freeit:
 static int ltalk_rcv(struct sk_buff *skb, struct net_device *dev,
                      struct packet_type *pt, struct net_device *orig_dev)
 {
-        if (dev->nd_net != &init_net)
+        if (dev_net(dev) != &init_net)
                 goto freeit;
 
         /* Expand any short form frames */