inet_rcv_saddr_equal
bool inet_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2,
if (inet_rcv_saddr_equal(sk, sk2, true))
inet_rcv_saddr_equal(sk, sk2, false))
inet_rcv_saddr_equal(sk, sk2, true)) {
inet_rcv_saddr_equal(sk, sk2, true)) {
inet_rcv_saddr_equal(sk, sk2, false)) {