From 8f285f71c95701d997cd5b9af190d3f3c20abba3 Mon Sep 17 00:00:00 2001
From: Eric Kohl <eric.kohl@reactos.org>
Date: Mon, 10 Jun 2019 20:27:45 +0200
Subject: [PATCH] [NETCFGX] Do not update the TCP/IP properties when the
 cancels the advanced properties dialog.

CORE-9908
---
 dll/win32/netcfgx/tcpipconf_notify.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/dll/win32/netcfgx/tcpipconf_notify.c b/dll/win32/netcfgx/tcpipconf_notify.c
index 0fa79d860a1..208a9496d2e 100644
--- a/dll/win32/netcfgx/tcpipconf_notify.c
+++ b/dll/win32/netcfgx/tcpipconf_notify.c
@@ -2139,10 +2139,11 @@ LaunchAdvancedTcpipSettings(
     pinfo.pfnCallback = PropSheetProc;
 
     StoreTcpipBasicSettings(hwndDlg, This, FALSE);
-    PropertySheetW(&pinfo);
-
-    InitializeTcpipBasicDlgCtrls(hwndDlg, This->pCurrentConfig);
-    PropSheet_Changed(GetParent(hwndDlg), hwndDlg); 
+    if (PropertySheetW(&pinfo) > 0)
+    {
+        InitializeTcpipBasicDlgCtrls(hwndDlg, This->pCurrentConfig);
+        PropSheet_Changed(GetParent(hwndDlg), hwndDlg);
+    }
 }
 
 INT_PTR