User space can keep a tty open indefinitely and that should not prevent a hung up port and its USB device from being runtime suspended. Also clean up a few related error labels in a preparatory patch. Johan Johan Hovold (2): USB: serial: clean up core error labels USB: serial: allow hung up ports to be suspended drivers/usb/serial/usb-serial.c | 59 +++++++++++++++++---------------- 1 file changed, 30 insertions(+), 29 deletions(-) -- 2.32.0