From f2c086cef8c9335571f492d9f91f40c1e5f721f5 Mon Sep 17 00:00:00 2001
From: Ladislav Zezula <zezula@volny.cz>
Date: Sat, 8 Jul 2023 14:29:02 +0200
Subject: Fixed heap overflow

---
 src/SFileGetFileInfo.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/SFileGetFileInfo.cpp')

diff --git a/src/SFileGetFileInfo.cpp b/src/SFileGetFileInfo.cpp
index f9b9a76..2a4d7b3 100644
--- a/src/SFileGetFileInfo.cpp
+++ b/src/SFileGetFileInfo.cpp
@@ -564,11 +564,11 @@ static DWORD CreatePseudoFileName(HANDLE hFile, TFileEntry * pFileEntry, char *
 
 bool WINAPI SFileGetFileName(HANDLE hFile, char * szFileName)
 {
-    TMPQFile * hf = (TMPQFile *)hFile;  // MPQ File handle
+    TMPQFile * hf;
     DWORD dwErrCode = ERROR_INVALID_HANDLE;
 
     // Check valid parameters
-    if(IsValidFileHandle(hFile))
+    if((hf = IsValidFileHandle(hFile)) != NULL)
     {
         TFileEntry * pFileEntry = hf->pFileEntry;
 
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