diff options
| author | Patrick McHardy <kaber@trash.net> | 2006-05-29 18:21:53 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-17 21:28:55 -0700 |
| commit | 6442f1cf897643d4ca597f2f7d3464b765bae960 (patch) | |
| tree | 0708a7d312c1db1f78c20df9cbdfc9f5e6218523 /net/ipv4/netfilter/ip_conntrack_standalone.c | |
| parent | 404bdbfd242cb99ca0e9d3eb5fbb5bcd54123081 (diff) | |
| download | linux-6442f1cf897643d4ca597f2f7d3464b765bae960.tar.gz | |
[NETFILTER]: conntrack: don't call helpers for related ICMP messages
None of the existing helpers expects to get called for related ICMP
packets and some even drop them if they can't parse them.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/netfilter/ip_conntrack_standalone.c')
| -rw-r--r-- | net/ipv4/netfilter/ip_conntrack_standalone.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/ip_conntrack_standalone.c b/net/ipv4/netfilter/ip_conntrack_standalone.c index 929d61f7be9158..f0cc7feb0da379 100644 --- a/net/ipv4/netfilter/ip_conntrack_standalone.c +++ b/net/ipv4/netfilter/ip_conntrack_standalone.c @@ -417,7 +417,7 @@ static unsigned int ip_conntrack_help(unsigned int hooknum, /* This is where we call the helper: as the packet goes out. */ ct = ip_conntrack_get(*pskb, &ctinfo); - if (ct && ct->helper) { + if (ct && ct->helper && ctinfo != IP_CT_RELATED + IP_CT_IS_REPLY) { unsigned int ret; ret = ct->helper->help(pskb, ct, ctinfo); if (ret != NF_ACCEPT) |