From a7761bfb7571dabd619e582dbec2ab4c20c6c312 Mon Sep 17 00:00:00 2001
From: Mrs4s <1844812067@qq.com>
Date: Sun, 2 Aug 2020 23:01:53 +0800
Subject: [PATCH 1/2] fix server.

---
 client/client.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/client/client.go b/client/client.go
index d1199899..9e601428 100644
--- a/client/client.go
+++ b/client/client.go
@@ -41,6 +41,7 @@ type QQClient struct {
 
 	decoders map[string]func(*QQClient, uint16, []byte) (interface{}, error)
 	handlers sync.Map
+	server   *net.TCPAddr
 
 	syncCookie       []byte
 	pubAccountCookie []byte
@@ -617,7 +618,10 @@ var servers = []*net.TCPAddr{
 }
 
 func (c *QQClient) connect() error {
-	conn, err := net.DialTCP("tcp", nil, servers[rand.Intn(len(servers))])
+	if c.server == nil {
+		c.server = servers[rand.Intn(len(servers))]
+	}
+	conn, err := net.DialTCP("tcp", nil, c.server)
 	if err != nil {
 		return err
 	}

From 683ad4b6cbb5ec8336ed8eb29ee48ecc81f07a05 Mon Sep 17 00:00:00 2001
From: Mrs4s <1844812067@qq.com>
Date: Mon, 3 Aug 2020 00:50:28 +0800
Subject: [PATCH 2/2] fix ttl panic.

---
 utils/ttl.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/utils/ttl.go b/utils/ttl.go
index 4248e900..9a7c6d42 100644
--- a/utils/ttl.go
+++ b/utils/ttl.go
@@ -40,7 +40,7 @@ func NewTTList(ttl int64) *TTList {
 
 func (l *TTList) Add(i interface{}) {
 	l.lock.Lock()
-	l.lock.Unlock()
+	defer l.lock.Unlock()
 	l.list = append(l.list, &item{
 		i:          i,
 		lastAccess: time.Now().Unix(),
@@ -49,7 +49,7 @@ func (l *TTList) Add(i interface{}) {
 
 func (l *TTList) Any(filter func(i interface{}) bool) bool {
 	l.lock.Lock()
-	l.lock.Unlock()
+	defer l.lock.Unlock()
 	for _, it := range l.list {
 		if filter(it.i) {
 			it.lastAccess = time.Now().Unix()