[IP]: Introduce ip_hdrlen()

[net-next-2.6.git] / net / ipv4 / netfilter / ip_conntrack_proto_sctp.c

diff --git a/net/ipv4/netfilter/ip_conntrack_proto_sctp.c b/net/ipv4/netfilter/ip_conntrack_proto_sctp.c
index e6942992b2f699634878e43e3a80c49f3f9c9e26..e29c436144b3e912b139d4ba3dc3b1be4790a080 100644 (file)
--- a/net/ipv4/netfilter/ip_conntrack_proto_sctp.c
+++ b/net/ipv4/netfilter/ip_conntrack_proto_sctp.c
@@ -206,7 +206,7 @@ static int sctp_print_conntrack(struct seq_file *s,
 }
 
 #define for_each_sctp_chunk(skb, sch, _sch, offset, count)             \
-for (offset = skb->nh.iph->ihl * 4 + sizeof(sctp_sctphdr_t), count = 0;        \
+for (offset = ip_hdrlen(skb) + sizeof(sctp_sctphdr_t), count = 0;      \
        offset < skb->len &&                                            \
        (sch = skb_header_pointer(skb, offset, sizeof(_sch), &_sch));   \
        offset += (ntohs(sch->length) + 3) & ~3, count++)