From c56eae9207907b5114d620f435eabef9afa1214f Mon Sep 17 00:00:00 2001
From: sta <sta.blockhead@gmail.com>
Date: Thu, 11 Feb 2021 21:37:44 +0900
Subject: [PATCH] [Modify] Polish it

---
 websocket-sharp/Net/HttpStreamAsyncResult.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/websocket-sharp/Net/HttpStreamAsyncResult.cs b/websocket-sharp/Net/HttpStreamAsyncResult.cs
index 4c4e6729..3bbbcb0f 100644
--- a/websocket-sharp/Net/HttpStreamAsyncResult.cs
+++ b/websocket-sharp/Net/HttpStreamAsyncResult.cs
@@ -137,8 +137,12 @@ namespace WebSocketSharp.Net
 
     public WaitHandle AsyncWaitHandle {
       get {
-        lock (_sync)
-          return _waitHandle ?? (_waitHandle = new ManualResetEvent (_completed));
+        lock (_sync) {
+          if (_waitHandle == null)
+            _waitHandle = new ManualResetEvent (_completed);
+
+          return _waitHandle;
+        }
       }
     }