diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/netfilter/nf_nat_standalone.c | 15 |
1 files changed, 1 insertions, 14 deletions
diff --git a/net/ipv4/netfilter/nf_nat_standalone.c b/net/ipv4/netfilter/nf_nat_standalone.c index 4a3e0f85db9..c362f672755 100644 --- a/net/ipv4/netfilter/nf_nat_standalone.c +++ b/net/ipv4/netfilter/nf_nat_standalone.c @@ -93,21 +93,8 @@ nf_nat_fn(unsigned int hooknum, have dropped it. Hence it's the user's responsibilty to packet filter it out, or implement conntrack/NAT for that protocol. 8) --RR */ - if (!ct) { - /* Exception: ICMP redirect to new connection (not in - hash table yet). We must not let this through, in - case we're doing NAT to the same network. */ - if (ip_hdr(skb)->protocol == IPPROTO_ICMP) { - struct icmphdr _hdr, *hp; - - hp = skb_header_pointer(skb, ip_hdrlen(skb), - sizeof(_hdr), &_hdr); - if (hp != NULL && - hp->type == ICMP_REDIRECT) - return NF_DROP; - } + if (!ct) return NF_ACCEPT; - } /* Don't try to NAT if this packet is not conntracked */ if (ct == &nf_conntrack_untracked) |