visor_close 37 drivers/usb/serial/visor.c static void visor_close(struct usb_serial_port *port); visor_close 172 drivers/usb/serial/visor.c .close = visor_close, visor_close 192 drivers/usb/serial/visor.c .close = visor_close, visor_close 211 drivers/usb/serial/visor.c .close = visor_close,