431 	struct sock *sk, *result;  in udp4_lib_lookup2()  local
437 	result = NULL;  in udp4_lib_lookup2()
443 			result = sk;  in udp4_lib_lookup2()
454 				result = sk;  in udp4_lib_lookup2()
465 	if (result) {  in udp4_lib_lookup2()
466 		if (unlikely(!atomic_inc_not_zero_hint(&result->sk_refcnt, 2)))  in udp4_lib_lookup2()
467 			result = NULL;  in udp4_lib_lookup2()
468 		else if (unlikely(compute_score2(result, net, saddr, sport,  in udp4_lib_lookup2()
470 			sock_put(result);  in udp4_lib_lookup2()
474 	return result;  in udp4_lib_lookup2()
484 	struct sock *sk, *result;  in __udp4_lib_lookup()  local
500 		result = udp4_lib_lookup2(net, saddr, sport,  in __udp4_lib_lookup()
503 		if (!result) {  in __udp4_lib_lookup()
510 			result = udp4_lib_lookup2(net, saddr, sport,  in __udp4_lib_lookup()
515 		return result;  in __udp4_lib_lookup()
518 	result = NULL;  in __udp4_lib_lookup()
524 			result = sk;  in __udp4_lib_lookup()
535 				result = sk;  in __udp4_lib_lookup()
547 	if (result) {  in __udp4_lib_lookup()
548 		if (unlikely(!atomic_inc_not_zero_hint(&result->sk_refcnt, 2)))  in __udp4_lib_lookup()
549 			result = NULL;  in __udp4_lib_lookup()
550 		else if (unlikely(compute_score(result, net, saddr, hnum, sport,  in __udp4_lib_lookup()
552 			sock_put(result);  in __udp4_lib_lookup()
557 	return result;  in __udp4_lib_lookup()
1858 	struct sock *sk, *result;  in __udp4_lib_mcast_demux_lookup()  local
1871 	result = NULL;  in __udp4_lib_mcast_demux_lookup()
1877 			result = sk;  in __udp4_lib_mcast_demux_lookup()
1889 	if (result) {  in __udp4_lib_mcast_demux_lookup()
1891 		    unlikely(!atomic_inc_not_zero_hint(&result->sk_refcnt, 2)))  in __udp4_lib_mcast_demux_lookup()
1892 			result = NULL;  in __udp4_lib_mcast_demux_lookup()
1893 		else if (unlikely(!__udp_is_mcast_sock(net, result,  in __udp4_lib_mcast_demux_lookup()
1897 			sock_put(result);  in __udp4_lib_mcast_demux_lookup()
1898 			result = NULL;  in __udp4_lib_mcast_demux_lookup()
1902 	return result;  in __udp4_lib_mcast_demux_lookup()
1914 	struct sock *sk, *result;  in __udp4_lib_demux_lookup()  local
1924 	result = NULL;  in __udp4_lib_demux_lookup()
1928 			result = sk;  in __udp4_lib_demux_lookup()
1933 	if (result) {  in __udp4_lib_demux_lookup()
1934 		if (unlikely(!atomic_inc_not_zero_hint(&result->sk_refcnt, 2)))  in __udp4_lib_demux_lookup()
1935 			result = NULL;  in __udp4_lib_demux_lookup()
1939 			sock_put(result);  in __udp4_lib_demux_lookup()
1940 			result = NULL;  in __udp4_lib_demux_lookup()
1944 	return result;  in __udp4_lib_demux_lookup()