Safe to call cleanup multiple times

SAP · Feb 6, 2018 · 72527a0 · 72527a0
1 parent bc6ebff
commit 72527a0
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/lib/protocol/Connection.js b/lib/protocol/Connection.js
@@ -256,8 +256,10 @@ Connection.prototype._addListeners = function _addListeners(socket) {
 Connection.prototype._cleanup = function _cleanup() {
   this._socket = undefined;
   this._state = undefined;
-  this._queue.abort();
-  this._queue = undefined;
+  if (this._queue) {
+    this._queue.abort();
+    this._queue = undefined;
+  }
 };
 
 Connection.prototype.send = function send(message, receive) {