Protect EndDialog() from invalid window handles.

This commit is contained in:
Andreas Mohr 2000-02-12 13:21:23 +00:00 committed by Alexandre Julliard
parent c3bc0fa2e3
commit beae14de0c

View file

@ -1099,12 +1099,18 @@ BOOL16 WINAPI EndDialog16( HWND16 hwnd, INT16 retval )
BOOL WINAPI EndDialog( HWND hwnd, INT retval )
{
WND * wndPtr = WIN_FindWndPtr( hwnd );
DIALOGINFO * dlgInfo = (DIALOGINFO *)wndPtr->wExtra;
DIALOGINFO * dlgInfo;
HWND hOwner = 0;
TRACE("%04x %d\n", hwnd, retval );
if( dlgInfo )
if (!wndPtr)
{
ERR("got invalid window handle (%04x); buggy app !?\n", hwnd);
return TRUE; /* the sun is shining even for buggy apps */
}
if ((dlgInfo = (DIALOGINFO *)wndPtr->wExtra))
{
dlgInfo->idResult = retval;
dlgInfo->flags |= DF_END;