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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/packet
parent407d819cf0fd54c6fc1138a509225696aecafd15 (diff)
downloadlinux-721499e8931c5732202481ae24f2dfbf9910f129.tar.bz2
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/packet')
-rw-r--r--net/packet/af_packet.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index de73bcb5235a..d56cae112dc8 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -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