l2tp_ip6_sock
struct l2tp_ip6_sock *lsk = l2tp_ip6_sk(sk);
static struct l2tp_ip6_sock *l2tp_ip6_sk(const struct sock *sk)
return (struct l2tp_ip6_sock *)sk;
const struct l2tp_ip6_sock *l2tp = l2tp_ip6_sk(sk);
.obj_size = sizeof(struct l2tp_ip6_sock),
.ipv6_pinfo_offset = offsetof(struct l2tp_ip6_sock, inet6),