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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-07-19 22:34:43 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-19 22:34:43 -0700
commit721499e8931c5732202481ae24f2dfbf9910f129 (patch)
treec94d8d681966109bb41f712f21f3a9825ae2172d /net/ipv6
parent407d819cf0fd54c6fc1138a509225696aecafd15 (diff)
downloadop-kernel-dev-721499e8931c5732202481ae24f2dfbf9910f129.zip
op-kernel-dev-721499e8931c5732202481ae24f2dfbf9910f129.tar.gz
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>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/ip6mr.c2
-rw-r--r--net/ipv6/netfilter/ip6_queue.c2
-rw-r--r--net/ipv6/proc.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 0b41aa2..095bc45 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -935,7 +935,7 @@ static int ip6mr_device_event(struct notifier_block *this,
struct mif_device *v;
int ct;
- if (dev_net(dev) != &init_net)
+ if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
if (event != NETDEV_UNREGISTER)
diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c
index 1b8815f..5859c04 100644
--- a/net/ipv6/netfilter/ip6_queue.c
+++ b/net/ipv6/netfilter/ip6_queue.c
@@ -480,7 +480,7 @@ ipq_rcv_dev_event(struct notifier_block *this,
{
struct net_device *dev = ptr;
- if (dev_net(dev) != &init_net)
+ if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
/* Drop any packets associated with the downed device */
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index 70940b3..f82f607 100644
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -214,7 +214,7 @@ int snmp6_register_dev(struct inet6_dev *idev)
if (!idev || !idev->dev)
return -EINVAL;
- if (dev_net(idev->dev) != &init_net)
+ if (!net_eq(dev_net(idev->dev), &init_net))
return 0;
if (!proc_net_devsnmp6)
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