netns: Use net_eq() to compare net-namespaces for optimization.

Without CONFIG_NET_NS, namespace is always &init_net.
Compiler will be able to omit namespace comparisons with this patch.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YOSHIFUJI Hideaki 2008-07-19 22:34:43 -07:00 committed by David S. Miller
parent 407d819cf0
commit 721499e893
38 changed files with 58 additions and 58 deletions

View file

@ -2089,7 +2089,7 @@ static int dn_device_event(struct notifier_block *this, unsigned long event,
{
struct net_device *dev = (struct net_device *)ptr;
if (dev_net(dev) != &init_net)
if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
switch(event) {