From 658856b256d4e6c255a25ecdd6d1a37d3626877b Mon Sep 17 00:00:00 2001
From: StapleButter <thetotalworm@gmail.com>
Date: Sat, 27 Oct 2018 14:44:39 +0200
Subject: fix implementation of CoTaskMemRealloc, as it can decide to move the
 buffer elsewhere, we have to account for that

---
 src/Config.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Config.cpp b/src/Config.cpp
index be9e53f..fea92e9 100644
--- a/src/Config.cpp
+++ b/src/Config.cpp
@@ -139,7 +139,9 @@ FILE* GetConfigFile(const char* fileName, const char* permissions)
     if (res != fnlen) { delete[] wfileName; return NULL; } // checkme?
 
     int pos = wcslen(appDataPath);
-    CoTaskMemRealloc(appDataPath, (pos+wcslen(appdir)+fnlen+1)*sizeof(WCHAR));
+    void* ptr = CoTaskMemRealloc(appDataPath, (pos+wcslen(appdir)+fnlen+1)*sizeof(WCHAR));
+    if (!ptr) { delete[] wfileName; return NULL; } // oh well
+    appDataPath = (PWSTR)ptr;
 
     wcscpy(&appDataPath[pos], appdir); pos += wcslen(appdir);
     wcscpy(&appDataPath[pos], wfileName);
-- 
cgit v1.2.3