wg_socket_endpoint_from_skb
if (unlikely(wg_socket_endpoint_from_skb(&endpoint, skb)))
ret = wg_socket_endpoint_from_skb(&endpoint, in_skb);
if (!wg_socket_endpoint_from_skb(&endpoint, skb))
int wg_socket_endpoint_from_skb(struct endpoint *endpoint,
wg_socket_endpoint_from_skb(&__endpoint, skb); \