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

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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 <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
YOSHIFUJI Hideaki 2008-07-19 22:34:43 -07:00 • committed by David S. Miller
commit 721499e893
38 changed files with 58 additions and 58 deletions
Download patch file Download diff file Expand all files Collapse all files

4
net/appletalk/aarp.c
View file

@ -333,7 +333,7 @@ static int aarp_device_event(struct notifier_block *this, unsigned long event,
struct net_device *dev = ptr;
int ct;
if (dev_net(dev) != &init_net)
if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
if (event == NETDEV_DOWN) {
@ -716,7 +716,7 @@ static int aarp_rcv(struct sk_buff *skb, struct net_device *dev,
struct atalk_addr sa, *ma, da;
struct atalk_iface *ifa;
if (dev_net(dev) != &init_net)
if (!net_eq(dev_net(dev), &init_net))
goto out0;
/* We only do Ethernet SNAP AARP. */

6
net/appletalk/ddp.c
View file

@ -648,7 +648,7 @@ static int ddp_device_event(struct notifier_block *this, unsigned long event,
{
struct net_device *dev = ptr;
if (dev_net(dev) != &init_net)
if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
if (event == NETDEV_DOWN)
@ -1405,7 +1405,7 @@ static int atalk_rcv(struct sk_buff *skb, struct net_device *dev,
int origlen;
__u16 len_hops;
if (dev_net(dev) != &init_net)
if (!net_eq(dev_net(dev), &init_net))
goto freeit;
/* Don't mangle buffer if shared */
@ -1493,7 +1493,7 @@ freeit:
static int ltalk_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *pt, struct net_device *orig_dev)
{
if (dev_net(dev) != &init_net)
if (!net_eq(dev_net(dev), &init_net))
goto freeit;
/* Expand any short form frames */