Francois Gouget : shlwapi: Fix the length returned by SHFormatDateTimeA().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: c2391296b8e4ffca28364194198688063f714782
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=c2391296b8e4ffca28364194198688063f714782

Author: Francois Gouget <fgouget at codeweavers.com>
Date:   Tue Aug 31 14:57:44 2021 +0200

shlwapi: Fix the length returned by SHFormatDateTimeA().

The ANSI string may be longer than the Unicode one.

Signed-off-by: Francois Gouget <fgouget at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/shlwapi/ordinal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/shlwapi/ordinal.c b/dlls/shlwapi/ordinal.c
index 52cc3b725fa..63945deaea3 100644
--- a/dlls/shlwapi/ordinal.c
+++ b/dlls/shlwapi/ordinal.c
@@ -4360,7 +4360,7 @@ INT WINAPI SHFormatDateTimeA(const FILETIME UNALIGNED *fileTime, DWORD *flags,
     retval = SHFormatDateTimeW(fileTime, flags, bufW, size);
 
     if (retval != 0)
-        WideCharToMultiByte(CP_ACP, 0, bufW, -1, buf, size, NULL, NULL);
+        retval = WideCharToMultiByte(CP_ACP, 0, bufW, -1, buf, size, NULL, NULL);
 
     HeapFree(GetProcessHeap(), 0, bufW);
     return retval;