[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/net/ipv4/raw.c b/net/ipv4/raw.c
index 3f68a93..8756d50 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -168,7 +168,7 @@
if (hlist_empty(head))
goto out;
- net = skb->dev->nd_net;
+ net = dev_net(skb->dev);
sk = __raw_v4_lookup(net, __sk_head(head), iph->protocol,
iph->saddr, iph->daddr,
skb->dev->ifindex);
@@ -276,7 +276,7 @@
raw_sk = sk_head(&raw_v4_hashinfo.ht[hash]);
if (raw_sk != NULL) {
iph = (struct iphdr *)skb->data;
- net = skb->dev->nd_net;
+ net = dev_net(skb->dev);
while ((raw_sk = __raw_v4_lookup(net, raw_sk, protocol,
iph->daddr, iph->saddr,