static void pptp_destroy_siblings(struct nf_conn *ct)
{
struct net *net = nf_ct_net(ct);
- const struct nf_conn_help *help = nfct_help(ct);
+ const struct nf_ct_pptp_master *ct_pptp_info = nfct_help_data(ct);
struct nf_conntrack_tuple t;
nf_ct_gre_keymap_destroy(ct);
/* try original (pns->pac) tuple */
memcpy(&t, &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple, sizeof(t));
t.dst.protonum = IPPROTO_GRE;
- t.src.u.gre.key = help->help.ct_pptp_info.pns_call_id;
- t.dst.u.gre.key = help->help.ct_pptp_info.pac_call_id;
+ t.src.u.gre.key = ct_pptp_info->pns_call_id;
+ t.dst.u.gre.key = ct_pptp_info->pac_call_id;
if (!destroy_sibling_or_exp(net, ct, &t))
pr_debug("failed to timeout original pns->pac ct/exp\n");
/* try reply (pac->pns) tuple */
memcpy(&t, &ct->tuplehash[IP_CT_DIR_REPLY].tuple, sizeof(t));
t.dst.protonum = IPPROTO_GRE;
- t.src.u.gre.key = help->help.ct_pptp_info.pac_call_id;
- t.dst.u.gre.key = help->help.ct_pptp_info.pns_call_id;
+ t.src.u.gre.key = ct_pptp_info->pac_call_id;
+ t.dst.u.gre.key = ct_pptp_info->pns_call_id;
if (!destroy_sibling_or_exp(net, ct, &t))
pr_debug("failed to timeout reply pac->pns ct/exp\n");
}
struct nf_conn *ct,
enum ip_conntrack_info ctinfo)
{
- struct nf_ct_pptp_master *info = &nfct_help(ct)->help.ct_pptp_info;
+ struct nf_ct_pptp_master *info = nfct_help_data(ct);
u_int16_t msg;
__be16 cid = 0, pcid = 0;
typeof(nf_nat_pptp_hook_inbound) nf_nat_pptp_inbound;
struct nf_conn *ct,
enum ip_conntrack_info ctinfo)
{
- struct nf_ct_pptp_master *info = &nfct_help(ct)->help.ct_pptp_info;
+ struct nf_ct_pptp_master *info = nfct_help_data(ct);
u_int16_t msg;
__be16 cid = 0, pcid = 0;
typeof(nf_nat_pptp_hook_outbound) nf_nat_pptp_outbound;
{
int dir = CTINFO2DIR(ctinfo);
- const struct nf_ct_pptp_master *info = &nfct_help(ct)->help.ct_pptp_info;
+ const struct nf_ct_pptp_master *info = nfct_help_data(ct);
const struct tcphdr *tcph;
struct tcphdr _tcph;
const struct pptp_pkt_hdr *pptph;
static struct nf_conntrack_helper pptp __read_mostly = {
.name = "pptp",
.me = THIS_MODULE,
+ .data_len = sizeof(struct nf_ct_pptp_master),
.tuple.src.l3num = AF_INET,
.tuple.src.u.tcp.port = cpu_to_be16(PPTP_CONTROL_PORT),
.tuple.dst.protonum = IPPROTO_TCP,