Fix activeLock bug

lib/channel/channel.js

@@ -282,9 +282,11 @@ Channel.prototype.notifyModules = function (fn, args) {
 Channel.prototype.joinUser = function (user, data) {
     var self = this;
 
+    self.activeLock.lock();
     self.waitFlag(Flags.C_READY, function () {
         /* User closed the connection before the channel finished loading */
         if (user.socket.disconnected) {
+            self.activeLock.release();
             return;
         }
 
@@ -293,6 +295,7 @@ Channel.prototype.joinUser = function (user, data) {
                 if (err) {
                     Logger.errlog.log("user.refreshAccount failed at Channel.joinUser");
                     Logger.errlog.log(err.stack);
+                    self.activeLock.release();
                     return;
                 }
 
@@ -304,6 +307,7 @@ Channel.prototype.joinUser = function (user, data) {
 
         function afterAccount() {
             if (self.dead || user.socket.disconnected) {
+                if (self.activeLock) self.activeLock.release();
                 return;
             }
 
@@ -312,11 +316,11 @@ Channel.prototype.joinUser = function (user, data) {
                     if (user.account.channelRank !== user.account.globalRank) {
                         user.socket.emit("rank", user.account.effectiveRank);
                     }
-                    self.activeLock.lock();
                     self.acceptUser(user);
                 } else {
                     user.account.channelRank = 0;
                     user.account.effectiveRank = user.account.globalRank;
+                    self.activeLock.release();
                 }
             });
         }