Michael Müller : kernel32: Check for invalid filename pointers in CreateFileA for Win9x compatibility.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 33a368c422b8a330f1d3de25692e57b5bf63f5b0
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=33a368c422b8a330f1d3de2569...

Author: Michael Müller <michael(a)fds-team.de>
Date:   Thu Mar 31 06:04:43 2016 +0200

kernel32: Check for invalid filename pointers in CreateFileA for Win9x compatibility.

Signed-off-by: Michael Müller <michael(a)fds-team.de>
Signed-off-by: Sebastian Lackner <sebastian(a)fds-team.de>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/kernel32/file.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dlls/kernel32/file.c b/dlls/kernel32/file.c
index a518e08..e262e2f 100644
--- a/dlls/kernel32/file.c
+++ b/dlls/kernel32/file.c
@@ -1631,6 +1631,7 @@ HANDLE WINAPI CreateFileA( LPCSTR filename, DWORD access, DWORD sharing,
 {
     WCHAR *nameW;
 
+    if ((GetVersion() & 0x80000000) && IsBadStringPtrA(filename, -1)) return INVALID_HANDLE_VALUE;
     if (!(nameW = FILE_name_AtoW( filename, FALSE ))) return INVALID_HANDLE_VALUE;
     return CreateFileW( nameW, access, sharing, sa, creation, attributes, template );
 }