From 639fcf957575ba7c2c057c17b49de47ae4840250 Mon Sep 17 00:00:00 2001
From: ChsBuffer <33744752+chsbuffer@users.noreply.github.com>
Date: Sun, 29 Nov 2020 16:10:23 +0800
Subject: [PATCH] fix: let SettingForm skip saving DNS value when UseCustomDNS
 is not enabled

---
 Netch/Forms/SettingForm.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Netch/Forms/SettingForm.cs b/Netch/Forms/SettingForm.cs
index 9c44e0a5..a1995cf8 100644
--- a/Netch/Forms/SettingForm.cs
+++ b/Netch/Forms/SettingForm.cs
@@ -120,7 +120,11 @@ namespace Netch.Forms
 
             BindTextBox(TUNTAPDNSTextBox,
                 s => !UseCustomDNSCheckBox.Checked || DNS.TrySplit(s, out _, 2),
-                s => Global.Settings.TUNTAP.DNS = DNS.Split(s).ToList(),
+                s =>
+                {
+                    if (UseCustomDNSCheckBox.Checked)
+                        Global.Settings.TUNTAP.DNS = DNS.Split(s).ToList();
+                },
                 DNS.Join(Global.Settings.TUNTAP.DNS));
 
             BindCheckBox(ProxyDNSCheckBox,