修复windows中，releaseTCP回收后，还在read导致nil的问题

README.md

@@ -5,7 +5,3 @@
 3.增加了tls的支持
 
 4.运行单个监听实例下，实现linux平滑重启 -reload，关闭 -stop
-
-5.增加一个WithTCPNoDelay选项,在linux下开启tcp_nodelay，以减少tcp连接产生的延迟
-
-6.增加Client方法，返回一个ClientManage，ClientManage进行Dail后返回一个conn客户端

acceptor_windows.go

@@ -1,65 +1,65 @@
-// Copyright 2019 Andy Pan. All rights reserved.
-// Copyright 2018 Joshua J Baker. All rights reserved.
-// Use of this source code is governed by an MIT-style
-// license that can be found in the LICENSE file.
-
-//go:build windows
-// +build windows
-
-package gnet
-
-import (
-	"time"
-
-	"github.com/luyu6056/tls"
-)
-
-func (svr *server) listenerRun() {
-	var err error
-	defer func() { svr.signalShutdown(err) }()
-	var packet [0x10000]byte
-	for {
-		if svr.ln.pconn != nil {
-			// Read data from UDP socket.
-			n, addr, e := svr.ln.pconn.ReadFrom(packet[:])
-			if e != nil {
-				err = e
-				return
-			}
-			el := svr.subLoopGroup.next()
-			c := newUDPConn(el, svr.ln.lnaddr, addr)
-			c.inboundBuffer.Write(packet[:n])
-			el.ch <- &udpIn{c}
-		} else {
-			// Accept TCP socket.
-			conn, e := svr.ln.ln.Accept()
-			if e != nil {
-				err = e
-				return
-			}
-			el := svr.subLoopGroup.next()
-			c := newTCPConn(conn, el)
-			if svr.tlsconfig != nil {
-				if err = c.UpgradeTls(svr.tlsconfig); err != nil {
-					return
-				}
-			}
-			el.ch <- c
-			go func() {
-				var packet = make([]byte, 0x10000)
-				for {
-					n, err := c.conn.Read(packet)
-					if err != nil {
-						_ = c.conn.SetReadDeadline(time.Time{})
-						el.ch <- &stderr{c, err}
-						return
-					}
-
-					msg := msgbufpool.Get().(*tls.MsgBuffer)
-					msg.Write(packet[:n])
-					el.ch <- &tcpIn{c, msg}
-				}
-			}()
-		}
-	}
-}
+// Copyright 2019 Andy Pan. All rights reserved.
+// Copyright 2018 Joshua J Baker. All rights reserved.
+// Use of this source code is governed by an MIT-style
+// license that can be found in the LICENSE file.
+
+//go:build windows
+// +build windows
+
+package gnet
+
+import (
+	"time"
+
+	"github.com/luyu6056/tls"
+)
+
+func (svr *server) listenerRun() {
+	var err error
+	defer func() { svr.signalShutdown(err) }()
+	var packet [0x10000]byte
+	for {
+		if svr.ln.pconn != nil {
+			// Read data from UDP socket.
+			n, addr, e := svr.ln.pconn.ReadFrom(packet[:])
+			if e != nil {
+				err = e
+				return
+			}
+			el := svr.subLoopGroup.next()
+			c := newUDPConn(el, svr.ln.lnaddr, addr)
+			c.inboundBuffer.Write(packet[:n])
+			el.ch <- &udpIn{c}
+		} else {
+			// Accept TCP socket.
+			conn, e := svr.ln.ln.Accept()
+			if e != nil {
+				err = e
+				return
+			}
+			el := svr.subLoopGroup.next()
+			c := newTCPConn(conn, el)
+			if svr.tlsconfig != nil {
+				if err = c.UpgradeTls(svr.tlsconfig); err != nil {
+					return
+				}
+			}
+			el.ch <- c
+			go func() {
+				var packet = make([]byte, 0x10000)
+				for {
+					n, err := c.conn.Read(packet)
+					if err != nil {
+						_ = c.conn.SetReadDeadline(time.Time{})
+						el.ch <- tcpClose{c, err}
+						return
+					}
+
+					msg := msgbufpool.Get().(*tls.MsgBuffer)
+					msg.Write(packet[:n])
+					el.ch <- &tcpIn{c, msg}
+				}
+			}()
+		}
+	}
+}