[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, 2 insertions, 2 deletions

diff --git a/net/econet/af_econet.c b/net/econet/af_econet.c
index bc0f6252613f..68d154480043 100644
--- a/net/econet/af_econet.c
+++ b/net/econet/af_econet.c
@@ -1064,7 +1064,7 @@ static int econet_rcv(struct sk_buff *skb, struct net_device *dev, struct packet
         struct sock *sk;
         struct ec_device *edev = dev->ec_ptr;
 
-        if (dev->nd_net != &init_net)
+        if (dev_net(dev) != &init_net)
                 goto drop;
 
         if (skb->pkt_type == PACKET_OTHERHOST)
@@ -1121,7 +1121,7 @@ static int econet_notifier(struct notifier_block *this, unsigned long msg, void
         struct net_device *dev = (struct net_device *)data;
         struct ec_device *edev;
 
-        if (dev->nd_net != &init_net)
+        if (dev_net(dev) != &init_net)
                 return NOTIFY_DONE;
 
         switch (msg) {