[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>
diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index ac0ac98..4fad4dd 100644
--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -301,7 +301,7 @@
{
struct net_device *dev = (struct net_device *) ptr;
- if (dev->nd_net != &init_net)
+ if (dev_net(dev) != &init_net)
return NOTIFY_DONE;
/* Only look at sockets that are using this specific device. */
@@ -392,7 +392,7 @@
if (!(skb = skb_share_check(skb, GFP_ATOMIC)))
goto out;
- if (dev->nd_net != &init_net)
+ if (dev_net(dev) != &init_net)
goto drop;
if (!pskb_may_pull(skb, sizeof(struct pppoe_hdr)))
@@ -424,7 +424,7 @@
struct pppoe_hdr *ph;
struct pppox_sock *po;
- if (dev->nd_net != &init_net)
+ if (dev_net(dev) != &init_net)
goto abort;
if (!pskb_may_pull(skb, sizeof(struct pppoe_hdr)))