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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 <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
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26
net/ipv4/igmp.c
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@@ -1196,7 +1196,7 @@ void ip_mc_inc_group(struct in_device *in_dev, __be32 addr)
ASSERT_RTNL();
if (dev_net(in_dev->dev) != &init_net)
if (!net_eq(dev_net(in_dev->dev), &init_net))
return;
for (im=in_dev->mc_list; im; im=im->next) {
@@ -1278,7 +1278,7 @@ void ip_mc_dec_group(struct in_device *in_dev, __be32 addr)
ASSERT_RTNL();
if (dev_net(in_dev->dev) != &init_net)
if (!net_eq(dev_net(in_dev->dev), &init_net))
return;
for (ip=&in_dev->mc_list; (i=*ip)!=NULL; ip=&i->next) {
@@ -1308,7 +1308,7 @@ void ip_mc_down(struct in_device *in_dev)
ASSERT_RTNL();
if (dev_net(in_dev->dev) != &init_net)
if (!net_eq(dev_net(in_dev->dev), &init_net))
return;
for (i=in_dev->mc_list; i; i=i->next)
@@ -1331,7 +1331,7 @@ void ip_mc_init_dev(struct in_device *in_dev)
{
ASSERT_RTNL();
if (dev_net(in_dev->dev) != &init_net)
if (!net_eq(dev_net(in_dev->dev), &init_net))
return;
in_dev->mc_tomb = NULL;
@@ -1357,7 +1357,7 @@ void ip_mc_up(struct in_device *in_dev)
ASSERT_RTNL();
if (dev_net(in_dev->dev) != &init_net)
if (!net_eq(dev_net(in_dev->dev), &init_net))
return;
ip_mc_inc_group(in_dev, IGMP_ALL_HOSTS);
@@ -1376,7 +1376,7 @@ void ip_mc_destroy_dev(struct in_device *in_dev)
ASSERT_RTNL();
if (dev_net(in_dev->dev) != &init_net)
if (!net_eq(dev_net(in_dev->dev), &init_net))
return;
/* Deactivate timers */
@@ -1760,7 +1760,7 @@ int ip_mc_join_group(struct sock *sk , struct ip_mreqn *imr)
if (!ipv4_is_multicast(addr))
return -EINVAL;
if (sock_net(sk) != &init_net)
if (!net_eq(sock_net(sk), &init_net))
return -EPROTONOSUPPORT;
rtnl_lock();
@@ -1831,7 +1831,7 @@ int ip_mc_leave_group(struct sock *sk, struct ip_mreqn *imr)
u32 ifindex;
int ret = -EADDRNOTAVAIL;
if (sock_net(sk) != &init_net)
if (!net_eq(sock_net(sk), &init_net))
return -EPROTONOSUPPORT;
rtnl_lock();
@@ -1879,7 +1879,7 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
if (!ipv4_is_multicast(addr))
return -EINVAL;
if (sock_net(sk) != &init_net)
if (!net_eq(sock_net(sk), &init_net))
return -EPROTONOSUPPORT;
rtnl_lock();
@@ -2015,7 +2015,7 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
msf->imsf_fmode != MCAST_EXCLUDE)
return -EINVAL;
if (sock_net(sk) != &init_net)
if (!net_eq(sock_net(sk), &init_net))
return -EPROTONOSUPPORT;
rtnl_lock();
@@ -2098,7 +2098,7 @@ int ip_mc_msfget(struct sock *sk, struct ip_msfilter *msf,
if (!ipv4_is_multicast(addr))
return -EINVAL;
if (sock_net(sk) != &init_net)
if (!net_eq(sock_net(sk), &init_net))
return -EPROTONOSUPPORT;
rtnl_lock();
@@ -2163,7 +2163,7 @@ int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
if (!ipv4_is_multicast(addr))
return -EINVAL;
if (sock_net(sk) != &init_net)
if (!net_eq(sock_net(sk), &init_net))
return -EPROTONOSUPPORT;
rtnl_lock();
@@ -2250,7 +2250,7 @@ void ip_mc_drop_socket(struct sock *sk)
if (inet->mc_list == NULL)
return;
if (sock_net(sk) != &init_net)
if (!net_eq(sock_net(sk), &init_net))
return;
rtnl_lock();