147 	int rv;  in usbtmc_ioctl_abort_bulk_in()  local
158 	rv = usb_control_msg(data->usb_dev,  in usbtmc_ioctl_abort_bulk_in()
165 	if (rv < 0) {  in usbtmc_ioctl_abort_bulk_in()
166 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_abort_bulk_in()
173 		rv = 0;  in usbtmc_ioctl_abort_bulk_in()
180 		rv = -EPERM;  in usbtmc_ioctl_abort_bulk_in()
193 		rv = -EPERM;  in usbtmc_ioctl_abort_bulk_in()
204 		rv = usb_bulk_msg(data->usb_dev,  in usbtmc_ioctl_abort_bulk_in()
212 		if (rv < 0) {  in usbtmc_ioctl_abort_bulk_in()
213 			dev_err(dev, "usb_bulk_msg returned %d\n", rv);  in usbtmc_ioctl_abort_bulk_in()
222 		rv = -EPERM;  in usbtmc_ioctl_abort_bulk_in()
229 	rv = usb_control_msg(data->usb_dev,  in usbtmc_ioctl_abort_bulk_in()
236 	if (rv < 0) {  in usbtmc_ioctl_abort_bulk_in()
237 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_abort_bulk_in()
244 		rv = 0;  in usbtmc_ioctl_abort_bulk_in()
250 		rv = -EPERM;  in usbtmc_ioctl_abort_bulk_in()
258 			rv = usb_bulk_msg(data->usb_dev,  in usbtmc_ioctl_abort_bulk_in()
266 			if (rv < 0) {  in usbtmc_ioctl_abort_bulk_in()
267 				dev_err(dev, "usb_bulk_msg returned %d\n", rv);  in usbtmc_ioctl_abort_bulk_in()
276 		rv = -EPERM;  in usbtmc_ioctl_abort_bulk_in()
284 	return rv;  in usbtmc_ioctl_abort_bulk_in()
292 	int rv;  in usbtmc_ioctl_abort_bulk_out()  local
301 	rv = usb_control_msg(data->usb_dev,  in usbtmc_ioctl_abort_bulk_out()
308 	if (rv < 0) {  in usbtmc_ioctl_abort_bulk_out()
309 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_abort_bulk_out()
318 		rv = -EPERM;  in usbtmc_ioctl_abort_bulk_out()
325 	rv = usb_control_msg(data->usb_dev,  in usbtmc_ioctl_abort_bulk_out()
332 	if (rv < 0) {  in usbtmc_ioctl_abort_bulk_out()
333 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_abort_bulk_out()
346 	rv = -EPERM;  in usbtmc_ioctl_abort_bulk_out()
350 	rv = usb_clear_halt(data->usb_dev,  in usbtmc_ioctl_abort_bulk_out()
353 	if (rv < 0) {  in usbtmc_ioctl_abort_bulk_out()
354 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_abort_bulk_out()
357 	rv = 0;  in usbtmc_ioctl_abort_bulk_out()
361 	return rv;  in usbtmc_ioctl_abort_bulk_out()
602 	int rv;  in usbtmc_ioctl_clear()  local
615 	rv = usb_control_msg(data->usb_dev,  in usbtmc_ioctl_clear()
620 	if (rv < 0) {  in usbtmc_ioctl_clear()
621 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_clear()
629 		rv = -EPERM;  in usbtmc_ioctl_clear()
643 		rv = -EPERM;  in usbtmc_ioctl_clear()
655 	rv = usb_control_msg(data->usb_dev,  in usbtmc_ioctl_clear()
660 	if (rv < 0) {  in usbtmc_ioctl_clear()
661 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_clear()
672 		rv = -EPERM;  in usbtmc_ioctl_clear()
680 			rv = usb_bulk_msg(data->usb_dev,  in usbtmc_ioctl_clear()
687 			if (rv < 0) {  in usbtmc_ioctl_clear()
689 					rv);  in usbtmc_ioctl_clear()
698 		rv = -EPERM;  in usbtmc_ioctl_clear()
706 	rv = usb_clear_halt(data->usb_dev,  in usbtmc_ioctl_clear()
708 	if (rv < 0) {  in usbtmc_ioctl_clear()
709 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_clear()
712 	rv = 0;  in usbtmc_ioctl_clear()
716 	return rv;  in usbtmc_ioctl_clear()
721 	int rv;  in usbtmc_ioctl_clear_out_halt()  local
723 	rv = usb_clear_halt(data->usb_dev,  in usbtmc_ioctl_clear_out_halt()
726 	if (rv < 0) {  in usbtmc_ioctl_clear_out_halt()
728 			rv);  in usbtmc_ioctl_clear_out_halt()
729 		return rv;  in usbtmc_ioctl_clear_out_halt()
736 	int rv;  in usbtmc_ioctl_clear_in_halt()  local
738 	rv = usb_clear_halt(data->usb_dev,  in usbtmc_ioctl_clear_in_halt()
741 	if (rv < 0) {  in usbtmc_ioctl_clear_in_halt()
743 			rv);  in usbtmc_ioctl_clear_in_halt()
744 		return rv;  in usbtmc_ioctl_clear_in_halt()
753 	int rv = 0;  in get_capabilities()  local
759 	rv = usb_control_msg(data->usb_dev, usb_rcvctrlpipe(data->usb_dev, 0),  in get_capabilities()
763 	if (rv < 0) {  in get_capabilities()
764 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in get_capabilities()
771 		rv = -EPERM;  in get_capabilities()
783 	rv = 0;  in get_capabilities()
787 	return rv;  in get_capabilities()
888 	int rv;  in usbtmc_ioctl_indicator_pulse()  local
896 	rv = usb_control_msg(data->usb_dev,  in usbtmc_ioctl_indicator_pulse()
902 	if (rv < 0) {  in usbtmc_ioctl_indicator_pulse()
903 		dev_err(dev, "usb_control_msg returned %d\n", rv);  in usbtmc_ioctl_indicator_pulse()
911 		rv = -EPERM;  in usbtmc_ioctl_indicator_pulse()
914 	rv = 0;  in usbtmc_ioctl_indicator_pulse()
918 	return rv;  in usbtmc_ioctl_indicator_pulse()