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user32: Return WAIT_TIMEOUT in nulldrv_MsgWaitForMultipleObjectsEx. 

When there's nothing to wait for.

Signed-off-by: Rémi Bernon <rbernon@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Rémi Bernon 2021-05-14 13:40:06 +02:00 committed by Alexandre Julliard
parent 60f6a37f95
commit 702b52fe13
1 changed files with 1 additions and 0 deletions
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1
dlls/user32/driver.c
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@ -305,6 +305,7 @@ static void CDECL nulldrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *w
static DWORD CDECL nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout, static DWORD CDECL nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
DWORD mask, DWORD flags ) DWORD mask, DWORD flags )
{ {
if (!count && !timeout) return WAIT_TIMEOUT;
return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL, return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
timeout, flags & MWMO_ALERTABLE ); timeout, flags & MWMO_ALERTABLE );
} }