if ((*pskb)->nh.iph->protocol == IPPROTO_ICMP) {
struct icmphdr _hdr, *hp;
- hp = skb_header_pointer(*pskb,
- (*pskb)->nh.iph->ihl*4,
+ hp = skb_header_pointer(*pskb, ip_hdrlen(*pskb),
sizeof(_hdr), &_hdr);
if (hp != NULL &&
hp->type == ICMP_REDIRECT)
/* root is playing with raw sockets. */
if ((*pskb)->len < sizeof(struct iphdr) ||
- (*pskb)->nh.iph->ihl * 4 < sizeof(struct iphdr))
+ ip_hdrlen(*pskb) < sizeof(struct iphdr))
return NF_ACCEPT;
ret = nf_nat_fn(hooknum, pskb, in, out, okfn);
/* root is playing with raw sockets. */
if ((*pskb)->len < sizeof(struct iphdr) ||
- (*pskb)->nh.iph->ihl * 4 < sizeof(struct iphdr))
+ ip_hdrlen(*pskb) < sizeof(struct iphdr))
return NF_ACCEPT;
ret = nf_nat_fn(hooknum, pskb, in, out, okfn);