ip6_datagram_recv_specific_ctl
void (*ip6_datagram_recv_specific_ctl)(struct sock *sk,
void ip6_datagram_recv_specific_ctl(struct sock *sk, struct msghdr *msg,
pingv6_ops.ip6_datagram_recv_specific_ctl(sk, msg, skb);
ip6_datagram_recv_specific_ctl(sk, msg, skb);
ip6_datagram_recv_specific_ctl(sk, msg, skb);
pingv6_ops.ip6_datagram_recv_specific_ctl =
ip6_datagram_recv_specific_ctl;
pingv6_ops.ip6_datagram_recv_specific_ctl = dummy_ip6_datagram_recv_ctl;
ip6_datagram_recv_specific_ctl(sk, msg, skb);