[cwittich] 62257: [kernel32] fix crash in kernel32_winetest volume

Author: cwittich
Date: Wed Feb 19 19:44:05 2014
New Revision: 62257

URL: http://svn.reactos.org/svn/reactos?rev=62257&view=rev
Log:
[kernel32]
fix crash in kernel32_winetest volume

Modified:
    trunk/reactos/dll/win32/kernel32/client/file/volume.c

Modified: trunk/reactos/dll/win32/kernel32/client/file/volume.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/kernel32/client/…
==============================================================================
--- trunk/reactos/dll/win32/kernel32/client/file/volume.c	[iso-8859-1] (original)
+++ trunk/reactos/dll/win32/kernel32/client/file/volume.c	[iso-8859-1] Wed Feb 19 19:44:05
2014
@@ -552,6 +552,12 @@
     DWORD ErrorCode;
     BOOL Result = FALSE;
 
+    if (!lpszFileName || !lpszVolumePathName || !cchBufferLength)
+    {
+        SetLastError(ERROR_INVALID_PARAMETER);
+        return FALSE;
+    }
+    
     if (!(PathLength = GetFullPathNameW(lpszFileName, 0, NULL, NULL)))
     {
         return Result;