From 858d36cf30827039f23758911f64c1e8ef007f87 Mon Sep 17 00:00:00 2001
From: Toby <tobyxdd@gmail.com>
Date: Sun, 23 Jan 2022 17:40:59 -0800
Subject: [PATCH] chore: remove useless laddr from ListenUDP

---
 pkg/core/server_client.go | 2 +-
 pkg/socks5/server.go      | 2 +-
 pkg/transport/client.go   | 4 ++--
 pkg/transport/server.go   | 4 ++--
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/pkg/core/server_client.go b/pkg/core/server_client.go
index 40e2649..9a96046 100644
--- a/pkg/core/server_client.go
+++ b/pkg/core/server_client.go
@@ -264,7 +264,7 @@ func (c *serverClient) handleTCP(stream quic.Stream, host string, port uint16) {
 
 func (c *serverClient) handleUDP(stream quic.Stream) {
 	// Like in SOCKS5, the stream here is only used to maintain the UDP session. No need to read anything from it
-	conn, err := c.Transport.ListenUDP(nil)
+	conn, err := c.Transport.ListenUDP()
 	if err != nil {
 		_ = struc.Pack(stream, &serverResponse{
 			OK:      false,
diff --git a/pkg/socks5/server.go b/pkg/socks5/server.go
index 8adcc6a..f3a2a62 100644
--- a/pkg/socks5/server.go
+++ b/pkg/socks5/server.go
@@ -264,7 +264,7 @@ func (s *Server) handleUDP(c *net.TCPConn, r *socks5.Request) error {
 	// Local UDP relay conn for ACL Direct
 	var localRelayConn *net.UDPConn
 	if s.ACLEngine != nil {
-		localRelayConn, err = s.Transport.ListenUDP(nil)
+		localRelayConn, err = s.Transport.ListenUDP()
 		if err != nil {
 			_ = sendReply(c, socks5.RepServerFailure)
 			closeErr = err
diff --git a/pkg/transport/client.go b/pkg/transport/client.go
index ec91059..0191415 100644
--- a/pkg/transport/client.go
+++ b/pkg/transport/client.go
@@ -91,6 +91,6 @@ func (ct *ClientTransport) DialTCP(raddr *net.TCPAddr) (*net.TCPConn, error) {
 	return conn.(*net.TCPConn), nil
 }
 
-func (ct *ClientTransport) ListenUDP(laddr *net.UDPAddr) (*net.UDPConn, error) {
-	return net.ListenUDP("udp", laddr)
+func (ct *ClientTransport) ListenUDP() (*net.UDPConn, error) {
+	return net.ListenUDP("udp", nil)
 }
diff --git a/pkg/transport/server.go b/pkg/transport/server.go
index 42985d0..fc003c4 100644
--- a/pkg/transport/server.go
+++ b/pkg/transport/server.go
@@ -100,6 +100,6 @@ func (ct *ServerTransport) DialTCP(raddr *net.TCPAddr) (*net.TCPConn, error) {
 	return conn.(*net.TCPConn), nil
 }
 
-func (ct *ServerTransport) ListenUDP(laddr *net.UDPAddr) (*net.UDPConn, error) {
-	return net.ListenUDP("udp", laddr)
+func (ct *ServerTransport) ListenUDP() (*net.UDPConn, error) {
+	return net.ListenUDP("udp", nil)
 }