From 649f53925d4b093db3fcab3bb8227cec8771a65c Mon Sep 17 00:00:00 2001
From: Naoyuki Kanezawa <naoyuki.kanezawa@gmail.com>
Date: Sun, 9 Aug 2015 05:59:59 +0900
Subject: [PATCH] fix NPE

---
 .../github/nkzawa/engineio/client/transports/WebSocket.java  | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/main/java/com/github/nkzawa/engineio/client/transports/WebSocket.java b/src/main/java/com/github/nkzawa/engineio/client/transports/WebSocket.java
index 7c93645..0937c90 100644
--- a/src/main/java/com/github/nkzawa/engineio/client/transports/WebSocket.java
+++ b/src/main/java/com/github/nkzawa/engineio/client/transports/WebSocket.java
@@ -57,7 +57,8 @@ public class WebSocket extends Transport {
             }
         }
         final Request request = builder.build();
-        (wsCall = WebSocketCall.create(client, request)).enqueue(new WebSocketListener() {
+        wsCall = WebSocketCall.create(client, request);
+        wsCall.enqueue(new WebSocketListener() {
             @Override
             public void onOpen(com.squareup.okhttp.ws.WebSocket webSocket, Response response) {
                 ws = webSocket;
@@ -175,7 +176,6 @@ public class WebSocket extends Transport {
     protected void doClose() {
         if (wsCall != null) {
             wsCall.cancel();
-            wsCall = null;
         }
         if (ws != null) {
             try {
@@ -185,7 +185,6 @@ public class WebSocket extends Transport {
             } catch (IllegalStateException e) {
                 // websocket already closed
             }
-            ws = null;
         }
     }