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authorJan Engelhardt <jengelh@computergmbh.de>2008-02-27 23:20:41 +0300
committerDavid S. Miller <davem@davemloft.net>2008-02-27 23:20:41 +0300
commit6556874dc3770aefae89907b3cf9be8e23d66137 (patch)
tree9a3d635a5ceb0672858eb4cbecdc13a3e075c599
parentd61f89e9417e68caf9ca801606694c1c960ad179 (diff)
downloadlinux-6556874dc3770aefae89907b3cf9be8e23d66137.tar.xz
[NETFILTER]: xt_conntrack: fix IPv4 address comparison
Signed-off-by: Jan Engelhardt <jengelh@computergmbh.de> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/netfilter/xt_conntrack.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/netfilter/xt_conntrack.c b/net/netfilter/xt_conntrack.c
index dd192ac74b4a..0c50b2894055 100644
--- a/net/netfilter/xt_conntrack.c
+++ b/net/netfilter/xt_conntrack.c
@@ -122,7 +122,7 @@ conntrack_addrcmp(const union nf_inet_addr *kaddr,
const union nf_inet_addr *umask, unsigned int l3proto)
{
if (l3proto == AF_INET)
- return (kaddr->ip & umask->ip) == uaddr->ip;
+ return ((kaddr->ip ^ uaddr->ip) & umask->ip) == 0;
else if (l3proto == AF_INET6)
return ipv6_masked_addr_cmp(&kaddr->in6, &umask->in6,
&uaddr->in6) == 0;