/* manipulate a GRE packet according to maniptype */
static int
-gre_manip_pkt(struct sk_buff **pskb, unsigned int iphdroff,
+gre_manip_pkt(struct sk_buff *skb, unsigned int iphdroff,
const struct nf_conntrack_tuple *tuple,
enum nf_nat_manip_type maniptype)
{
struct gre_hdr *greh;
struct gre_hdr_pptp *pgreh;
- struct iphdr *iph = (struct iphdr *)((*pskb)->data + iphdroff);
+ struct iphdr *iph = (struct iphdr *)(skb->data + iphdroff);
unsigned int hdroff = iphdroff + iph->ihl * 4;
/* pgreh includes two optional 32bit fields which are not required
* to be there. That's where the magic '8' comes from */
- if (!skb_make_writable(pskb, hdroff + sizeof(*pgreh) - 8))
+ if (!skb_make_writable(skb, hdroff + sizeof(*pgreh) - 8))
return 0;
- greh = (void *)(*pskb)->data + hdroff;
+ greh = (void *)skb->data + hdroff;
pgreh = (struct gre_hdr_pptp *)greh;
/* we only have destination manip of a packet, since 'source key'
return 1;
}
-static struct nf_nat_protocol gre __read_mostly = {
+static const struct nf_nat_protocol gre = {
.name = "GRE",
.protonum = IPPROTO_GRE,
+ .me = THIS_MODULE,
.manip_pkt = gre_manip_pkt,
.in_range = gre_in_range,
.unique_tuple = gre_unique_tuple,