[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, 1 insertions, 1 deletions

diff --git a/arch/ia64/hp/sim/simeth.c b/arch/ia64/hp/sim/simeth.c
index 969fe9f443c4..3d47839a0c48 100644
--- a/arch/ia64/hp/sim/simeth.c
+++ b/arch/ia64/hp/sim/simeth.c
@@ -294,7 +294,7 @@ simeth_device_event(struct notifier_block *this,unsigned long event, void *ptr)
                 return NOTIFY_DONE;
         }
 
-        if (dev->nd_net != &init_net)
+        if (dev_net(dev) != &init_net)
                 return NOTIFY_DONE;
 
         if ( event != NETDEV_UP && event != NETDEV_DOWN ) return NOTIFY_DONE;