267 	int retval;  in usblp_ctrl_msg()  local
276 	retval = usb_control_msg(usblp->dev,  in usblp_ctrl_msg()
281 		request, !!dir, recip, value, index, len, retval);  in usblp_ctrl_msg()
282 	return retval < 0 ? retval : 0;  in usblp_ctrl_msg()
408 	int retval;  in usblp_open()  local
415 	retval = -ENODEV;  in usblp_open()
423 	retval = -EBUSY;  in usblp_open()
433 	retval = usb_autopm_get_interface(intf);  in usblp_open()
434 	if (retval < 0)  in usblp_open()
447 		retval = -EIO;  in usblp_open()
451 	return retval;  in usblp_open()
510 	int retval = 0;  in usblp_ioctl()  local
514 		retval = -ENODEV;  in usblp_ioctl()
528 				retval = -EINVAL;  in usblp_ioctl()
534 				retval = length;  in usblp_ioctl()
543 				retval = -EFAULT;  in usblp_ioctl()
552 				retval = -EINVAL;  in usblp_ioctl()
567 				retval = -EFAULT;  in usblp_ioctl()
575 				retval = -EINVAL;  in usblp_ioctl()
587 			retval = usblp_set_protocol(usblp, arg);  in usblp_ioctl()
588 			if (retval < 0) {  in usblp_ioctl()
598 				retval = -EINVAL;  in usblp_ioctl()
609 				retval = -EIO;  in usblp_ioctl()
621 				retval = -EINVAL;  in usblp_ioctl()
630 				retval = -EFAULT;  in usblp_ioctl()
642 				retval = -EINVAL;  in usblp_ioctl()
651 				retval = -EFAULT;  in usblp_ioctl()
662 				retval = -EINVAL;  in usblp_ioctl()
665 			retval = usblp_reset(usblp);  in usblp_ioctl()
668 			retval = -ENOTTY;  in usblp_ioctl()
674 			retval = usblp_read_status(usblp, usblp->statusbuf);  in usblp_ioctl()
675 			if (retval) {  in usblp_ioctl()
678 					    usblp->minor, retval);  in usblp_ioctl()
679 				retval = -EIO;  in usblp_ioctl()
684 				retval = -EFAULT;  in usblp_ioctl()
695 			retval = -ENOTTY;  in usblp_ioctl()
700 	return retval;  in usblp_ioctl()
1104 	int retval;  in usblp_probe()  local
1110 		retval = -ENOMEM;  in usblp_probe()
1127 		retval = -ENOMEM;  in usblp_probe()
1137 		retval = -ENOMEM;  in usblp_probe()
1144 		retval = -ENOMEM;  in usblp_probe()
1160 		retval = -ENODEV;  in usblp_probe()
1166 		retval = -ENODEV;	/* ->probe isn't ->ioctl */  in usblp_probe()
1172 	retval = device_create_file(&intf->dev, &dev_attr_ieee1284_id);  in usblp_probe()
1173 	if (retval)  in usblp_probe()
1184 	retval = usb_register_dev(intf, &usblp_class);  in usblp_probe()
1185 	if (retval) {  in usblp_probe()
1188 			USBLP_MINOR_BASE, retval);  in usblp_probe()
1212 	return retval;  in usblp_probe()