ACTION=="remove", GOTO="mlinux_end"
SUBSYSTEM!="tty", GOTO="mlinux_end"
KERNEL!="ttyXRUSB[0-9]*", GOTO="mlinux_end"

SUBSYSTEMS=="usb", ENV{ID_IFACE}="$attr{bInterfaceNumber}"
ENV{ID_IFACE}=="", GOTO="mlinux_end"

LABEL="mlinux_end"