231 	int rc;  in gs_cmd_reset()  local
239 	rc = usb_control_msg(interface_to_usbdev(intf),  in gs_cmd_reset()
249 	return rc;  in gs_cmd_reset()
282 	int rc;  in gs_usb_recieve_bulk_callback()  local
383 	rc = usb_submit_urb(urb, GFP_ATOMIC);  in gs_usb_recieve_bulk_callback()
386 	if (rc == -ENODEV) {  in gs_usb_recieve_bulk_callback()
387 		for (rc = 0; rc < GS_MAX_INTF; rc++) {  in gs_usb_recieve_bulk_callback()
388 			if (usbcan->canch[rc])  in gs_usb_recieve_bulk_callback()
389 				netif_device_detach(usbcan->canch[rc]->netdev);  in gs_usb_recieve_bulk_callback()
399 	int rc;  in gs_usb_set_bittiming()  local
413 	rc = usb_control_msg(interface_to_usbdev(intf),  in gs_usb_set_bittiming()
425 	if (rc < 0)  in gs_usb_set_bittiming()
427 			rc);  in gs_usb_set_bittiming()
429 	return rc;  in gs_usb_set_bittiming()
462 	int rc;  in gs_can_start_xmit()  local
518 	rc = usb_submit_urb(urb, GFP_ATOMIC);  in gs_can_start_xmit()
519 	if (unlikely(rc)) {			/* usb send failed */  in gs_can_start_xmit()
532 		if (rc == -ENODEV) {  in gs_can_start_xmit()
535 			netdev_err(netdev, "usb_submit failed (err=%d)\n", rc);  in gs_can_start_xmit()
568 	int rc, i;  in gs_can_open()  local
572 	rc = open_candev(netdev);  in gs_can_open()
573 	if (rc)  in gs_can_open()
574 		return rc;  in gs_can_open()
614 			rc = usb_submit_urb(urb, GFP_KERNEL);  in gs_can_open()
615 			if (rc) {  in gs_can_open()
616 				if (rc == -ENODEV)  in gs_can_open()
621 					   rc);  in gs_can_open()
658 	rc = usb_control_msg(interface_to_usbdev(dev->iface),  in gs_can_open()
668 	if (rc < 0) {  in gs_can_open()
669 		netdev_err(netdev, "Couldn't start device (err=%d)\n", rc);  in gs_can_open()
671 		return rc;  in gs_can_open()
686 	int rc;  in gs_can_close()  local
701 	rc = gs_cmd_reset(parent, dev);  in gs_can_close()
702 	if (rc < 0)  in gs_can_close()
703 		netdev_warn(netdev, "Couldn't shutdown device (err=%d)", rc);  in gs_can_close()
706 	for (rc = 0; rc < GS_MAX_TX_URBS; rc++) {  in gs_can_close()
707 		dev->tx_context[rc].dev = dev;  in gs_can_close()
708 		dev->tx_context[rc].echo_id = GS_MAX_TX_URBS;  in gs_can_close()
728 	int rc;  in gs_make_candev()  local
736 	rc = usb_control_msg(interface_to_usbdev(intf),  in gs_make_candev()
746 	if (rc < 0) {  in gs_make_candev()
749 			rc);  in gs_make_candev()
751 		return ERR_PTR(rc);  in gs_make_candev()
787 	for (rc = 0; rc < GS_MAX_TX_URBS; rc++) {  in gs_make_candev()
788 		dev->tx_context[rc].dev = dev;  in gs_make_candev()
789 		dev->tx_context[rc].echo_id = GS_MAX_TX_URBS;  in gs_make_candev()
816 	rc = register_candev(dev->netdev);  in gs_make_candev()
817 	if (rc) {  in gs_make_candev()
819 		dev_err(&intf->dev, "Couldn't register candev (err=%d)\n", rc);  in gs_make_candev()
820 		return ERR_PTR(rc);  in gs_make_candev()
836 	int rc = -ENOMEM;  in gs_usb_probe()  local
848 	rc = usb_control_msg(interface_to_usbdev(intf),  in gs_usb_probe()
860 	if (rc < 0) {  in gs_usb_probe()
862 			rc);  in gs_usb_probe()
863 		return rc;  in gs_usb_probe()
871 	rc = usb_control_msg(interface_to_usbdev(intf),  in gs_usb_probe()
880 	if (rc < 0) {  in gs_usb_probe()
882 			rc);  in gs_usb_probe()
886 		return rc;  in gs_usb_probe()
916 			rc = PTR_ERR(dev->canch[i]);  in gs_usb_probe()
925 			return rc;  in gs_usb_probe()