aboutsummaryrefslogtreecommitdiffstats
path: root/net
diff options
context:
space:
mode:
authorChangli Gao <xiaosuo@gmail.com>2010-08-17 19:06:39 +0000
committerDavid S. Miller <davem@davemloft.net>2010-08-19 17:16:25 -0700
commitaca071c1c1c07bcc0b100b7c58e59790d6be6a69 (patch)
tree838cc780da30b1b06365f5feedac96ec164b1902 /net
parent3d04ebb6ab2ac9a3bea7644f0d13cdf65002b870 (diff)
netfilter: xt_hashlimit: use proto_ports_offset() to support AH message
Signed-off-by: Changli Gao <xiaosuo@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/xt_hashlimit.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
index b46a8390896d..9228ee0dc11a 100644
--- a/net/netfilter/xt_hashlimit.c
+++ b/net/netfilter/xt_hashlimit.c
@@ -448,6 +448,7 @@ hashlimit_init_dst(const struct xt_hashlimit_htable *hinfo,
{
__be16 _ports[2], *ports;
u8 nexthdr;
+ int poff;
memset(dst, 0, sizeof(*dst));
@@ -492,19 +493,13 @@ hashlimit_init_dst(const struct xt_hashlimit_htable *hinfo,
return 0;
}
- switch (nexthdr) {
- case IPPROTO_TCP:
- case IPPROTO_UDP:
- case IPPROTO_UDPLITE:
- case IPPROTO_SCTP:
- case IPPROTO_DCCP:
- ports = skb_header_pointer(skb, protoff, sizeof(_ports),
+ poff = proto_ports_offset(nexthdr);
+ if (poff >= 0) {
+ ports = skb_header_pointer(skb, protoff + poff, sizeof(_ports),
&_ports);
- break;
- default:
+ } else {
_ports[0] = _ports[1] = 0;
ports = _ports;
- break;
}
if (!ports)
return -1;

Privacy Policy