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| author | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-07-19 22:34:43 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-07-19 22:34:43 -0700 |
| commit | 721499e8931c5732202481ae24f2dfbf9910f129 (patch) | |
| tree | c94d8d681966109bb41f712f21f3a9825ae2172d /net/ipv4/ipconfig.c | |
| parent | 407d819cf0fd54c6fc1138a509225696aecafd15 (diff) | |
| download | lwn-721499e8931c5732202481ae24f2dfbf9910f129.tar.gz lwn-721499e8931c5732202481ae24f2dfbf9910f129.zip | |
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/ipv4/ipconfig.c')
| -rw-r--r-- | net/ipv4/ipconfig.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c index b88aa9afa42e..42065fff46c4 100644 --- a/net/ipv4/ipconfig.c +++ b/net/ipv4/ipconfig.c @@ -432,7 +432,7 @@ ic_rarp_recv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt unsigned char *sha, *tha; /* s for "source", t for "target" */ struct ic_device *d; - if (dev_net(dev) != &init_net) + if (!net_eq(dev_net(dev), &init_net)) goto drop; if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) @@ -852,7 +852,7 @@ static int __init ic_bootp_recv(struct sk_buff *skb, struct net_device *dev, str struct ic_device *d; int len, ext_len; - if (dev_net(dev) != &init_net) + if (!net_eq(dev_net(dev), &init_net)) goto drop; /* Perform verifications before taking the lock. */ |