diff options
| author |   Patrick McHardy <kaber@trash.net> | 2012-08-26 19:14:04 +0200 |
|---|---|---|
| committer |   Pablo Neira Ayuso <pablo@netfilter.org> | 2012-08-30 03:00:13 +0200 |
| commit | 051966c0c644a1c96092d4206e00704ade813c9a (patch) | |
| tree | 9ca8005f3e2a91cbd710b1f2eb52f49bf5f19f84 /net/netfilter/nf_conntrack_irc.c | |
| parent | netfilter: nf_conntrack: restrict NAT helper invocation to IPv4 (diff) | |
| download | linux-dev-051966c0c644a1c96092d4206e00704ade813c9a.tar.xz linux-dev-051966c0c644a1c96092d4206e00704ade813c9a.zip | |
netfilter: nf_nat: add protoff argument to packet mangling functions
For mangling IPv6 packets the protocol header offset needs to be known
by the NAT packet mangling functions. Add a so far unused protoff argument
and convert the conntrack and NAT helpers to use it in preparation of
IPv6 NAT.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/netfilter/nf_conntrack_irc.c')
| -rw-r--r-- | net/netfilter/nf_conntrack_irc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c index e06dc2fab19f..95d097cdb202 100644 --- a/net/netfilter/nf_conntrack_irc.c +++ b/net/netfilter/nf_conntrack_irc.c @@ -33,6 +33,7 @@ static DEFINE_SPINLOCK(irc_buffer_lock); unsigned int (*nf_nat_irc_hook)(struct sk_buff *skb, enum ip_conntrack_info ctinfo, + unsigned int protoff, unsigned int matchoff, unsigned int matchlen, struct nf_conntrack_expect *exp) __read_mostly; @@ -206,7 +207,7 @@ static int help(struct sk_buff *skb, unsigned int protoff, nf_nat_irc = rcu_dereference(nf_nat_irc_hook); if (nf_nat_irc && nf_ct_l3num(ct) == NFPROTO_IPV4 && ct->status & IPS_NAT_MASK) - ret = nf_nat_irc(skb, ctinfo, + ret = nf_nat_irc(skb, ctinfo, protoff, addr_beg_p - ib_ptr, addr_end_p - addr_beg_p, exp); |