From 9c8ac8fb8b7e838ce59a94c423c740e072a27e1b Mon Sep 17 00:00:00 2001
From: lx-s <lx-s@users.noreply.github.com>
Date: Thu, 25 Aug 2022 12:01:39 +0200
Subject: [PATCH] Fixed crash in WM_SETTINGSCHANGE when lParam is nullptr Fixes
 #16

---
 WinMute/WinMute.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/WinMute/WinMute.cpp b/WinMute/WinMute.cpp
index 7f7e6b7..f2b08e1 100644
--- a/WinMute/WinMute.cpp
+++ b/WinMute/WinMute.cpp
@@ -620,7 +620,8 @@ LRESULT CALLBACK WinMute::WindowProc(
       }
       return 0;
    case WM_SETTINGCHANGE: {
-      if (wcscmp(reinterpret_cast<const wchar_t*>(lParam), L"ImmersiveColorSet") == 0) {
+      const wchar_t *changeParam = reinterpret_cast<const wchar_t *>(lParam);
+      if (changeParam != nullptr && wcscmp(changeParam, L"ImmersiveColorSet") == 0) {
          bool isDarkMode = true;
          IsDarkMode(isDarkMode);
          hTrayIcon_ = LoadIconW(
-- 
2.43.0