134 	struct usb_device *udev = port->serial->dev;  in ipw_open()  local
148 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),  in ipw_open()
160 	usb_clear_halt(udev, usb_rcvbulkpipe(udev, port->bulk_in_endpointAddress));  in ipw_open()
161 	usb_clear_halt(udev, usb_sndbulkpipe(udev, port->bulk_out_endpointAddress));  in ipw_open()
169 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),  in ipw_open()
182 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),  in ipw_open()
220 	struct usb_device *udev = port->serial->dev;  in ipw_dtr_rts()  local
226 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),  in ipw_dtr_rts()
237 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),  in ipw_dtr_rts()
251 	struct usb_device *udev = port->serial->dev;  in ipw_close()  local
257 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),  in ipw_close()
271 	result = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),  in ipw_close()