From a8c6a975799aa846585f1a6c1b09fbbc615ab8d5 Mon Sep 17 00:00:00 2001
From: bao-qian <bao.github@outlook.com>
Date: Sun, 29 Nov 2015 05:14:56 +0000
Subject: [PATCH] Better mutex cleanup

---
 Wox/Helper/SingleInstance.cs | 6 +-----
 Wox/MainWindow.xaml.cs       | 1 -
 2 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/Wox/Helper/SingleInstance.cs b/Wox/Helper/SingleInstance.cs
index 20a51fefa5..c62fefc0ad 100644
--- a/Wox/Helper/SingleInstance.cs
+++ b/Wox/Helper/SingleInstance.cs
@@ -302,11 +302,7 @@ namespace Wox.Helper
         /// </summary>
         public static void Cleanup()
         {
-            if (singleInstanceMutex != null)
-            {
-                singleInstanceMutex.Close();
-                singleInstanceMutex = null;
-            }
+            singleInstanceMutex?.ReleaseMutex();
 
             if (channel != null)
             {
diff --git a/Wox/MainWindow.xaml.cs b/Wox/MainWindow.xaml.cs
index 7f2aaf60a4..eda169be96 100644
--- a/Wox/MainWindow.xaml.cs
+++ b/Wox/MainWindow.xaml.cs
@@ -80,7 +80,6 @@ namespace Wox
 
         public void CloseApp()
         {
-            SingleInstance<App>.singleInstanceMutex.ReleaseMutex();
             Application.Current.Shutdown();
         }