[Modify] Polish it

8 years ago · 8a9820d02c
parent 009d6b1519
commit 8a9820d02c
1 changed files with 7 additions and 2 deletions
--- a/websocket-sharp/Net/HttpListenerRequest.cs
+++ b/websocket-sharp/Net/HttpListenerRequest.cs
@ -371,8 +371,13 @@ namespace WebSocketSharp.Net
    /// </value>
    public NameValueCollection QueryString {
      get {
-        return _queryString ??
-               (_queryString = HttpUtility.InternalParseQueryString (_url.Query, Encoding.UTF8));
+        if (_queryString == null) {
+          _queryString = HttpUtility.InternalParseQueryString (
+                           _url.Query, Encoding.UTF8
+                         );
+        }
+
+        return _queryString;
      }
    }