488 static int sur40_probe(struct usb_interface *interface,  in sur40_probe()  argument
491 	struct usb_device *usbdev = interface_to_usbdev(interface);  in sur40_probe()
499 	iface_desc = &interface->altsetting[0];  in sur40_probe()
539 	poll_dev->input->dev.parent = &interface->dev;  in sur40_probe()
542 	sur40->dev = &interface->dev;  in sur40_probe()
550 		dev_err(&interface->dev, "Unable to allocate input buffer.");  in sur40_probe()
558 		dev_err(&interface->dev,  in sur40_probe()
567 		dev_err(&interface->dev,  in sur40_probe()
597 		dev_err(&interface->dev,  in sur40_probe()
603 	usb_set_intfdata(interface, sur40);  in sur40_probe()
604 	dev_dbg(&interface->dev, "%s is now attached\n", DRIVER_DESC);  in sur40_probe()
623 static void sur40_disconnect(struct usb_interface *interface)  in sur40_disconnect()  argument
625 	struct sur40_state *sur40 = usb_get_intfdata(interface);  in sur40_disconnect()
636 	usb_set_intfdata(interface, NULL);  in sur40_disconnect()
637 	dev_dbg(&interface->dev, "%s is now disconnected\n", DRIVER_DESC);  in sur40_disconnect()