commit36ecc1481dupstream. It was being ignored because the flags were not passed to fd allocation. Fixes:54ebbfb160("tty: add TIOCGPTPEER ioctl") Signed-off-by: Matthijs van Duin <matthijsvanduin@gmail.com> Acked-by: Aleksa Sarai <asarai@suse.de> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>