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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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2
net/packet/af_packet.c
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@ -1677,7 +1677,7 @@ static int packet_ioctl(struct socket *sock, unsigned int cmd,
case SIOCGIFDSTADDR:
case SIOCSIFDSTADDR:
case SIOCSIFFLAGS:
if (sock_net(sk) != &init_net)
if (!net_eq(sock_net(sk), &init_net))
return -ENOIOCTLCMD;
return inet_dgram_ops.ioctl(sock, cmd, arg);
#endif