272 	int rc;  in do_ur_io()  local
278 	rc = mutex_lock_interruptible(&urd->io_mutex);  in do_ur_io()
279 	if (rc)  in do_ur_io()
280 		return rc;  in do_ur_io()
285 	rc = ccw_device_start(cdev, cpa, 1, 0, 0);  in do_ur_io()
288 	TRACE("do_ur_io: ccw_device_start returned %d\n", rc);  in do_ur_io()
289 	if (rc)  in do_ur_io()
294 	rc = 0;  in do_ur_io()
298 	return rc;  in do_ur_io()
337 	int rc;  in ur_attr_reclen_show()  local
342 	rc = sprintf(buf, "%zu\n", urd->reclen);  in ur_attr_reclen_show()
344 	return rc;  in ur_attr_reclen_show()
418 	int rc;  in do_write()  local
424 	rc = do_ur_io(urd, cpa);  in do_write()
425 	if (rc)  in do_write()
429 		rc = urd->io_request_rc;  in do_write()
433 	rc = count;  in do_write()
437 	return rc;  in do_write()
513 	int rc;  in diag14_read()  local
520 	rc = diag_position_to_record(urd->dev_id.devno, *offs / PAGE_SIZE + 1);  in diag14_read()
521 	if (rc == -ENODATA)  in diag14_read()
523 	if (rc)  in diag14_read()
524 		return rc;  in diag14_read()
534 		rc = diag_read_file(urd->dev_id.devno, buf);  in diag14_read()
535 		if (rc == -ENODATA) {  in diag14_read()
538 		if (rc)  in diag14_read()
544 			rc = -EFAULT;  in diag14_read()
552 	rc = copied;  in diag14_read()
555 	return rc;  in diag14_read()
562 	int rc;  in ur_read()  local
570 	rc = mutex_lock_interruptible(&urd->io_mutex);  in ur_read()
571 	if (rc)  in ur_read()
572 		return rc;  in ur_read()
573 	rc = diag14_read(file, ubuf, count, offs);  in ur_read()
575 	return rc;  in ur_read()
601 	int rc;  in verify_uri_device()  local
608 	rc = diag_read_next_file_info(fcb, 0);  in verify_uri_device()
609 	if (rc)  in verify_uri_device()
614 		rc = -EPERM;  in verify_uri_device()
621 		rc = -ENOMEM;  in verify_uri_device()
624 	rc = diag_read_file(urd->dev_id.devno, buf);  in verify_uri_device()
625 	if ((rc != 0) && (rc != -ENODATA)) /* EOF does not hurt */  in verify_uri_device()
629 	rc = diag_read_next_file_info(fcb, 0);  in verify_uri_device()
630 	if (rc)  in verify_uri_device()
633 		rc = -EMFILE;  in verify_uri_device()
636 	rc = 0;  in verify_uri_device()
642 	return rc;  in verify_uri_device()
660 	int rc;  in get_uri_file_reclen()  local
665 	rc = diag_read_next_file_info(fcb, 0);  in get_uri_file_reclen()
666 	if (rc)  in get_uri_file_reclen()
669 		rc = 0;  in get_uri_file_reclen()
671 		rc = fcb->rec_len;  in get_uri_file_reclen()
675 	return rc;  in get_uri_file_reclen()
696 	int rc;  in ur_open()  local
710 		rc = -ENXIO;  in ur_open()
718 			rc = -EBUSY;  in ur_open()
722 			rc = -ERESTARTSYS;  in ur_open()
735 		rc = -EACCES;  in ur_open()
739 	rc = verify_device(urd);  in ur_open()
740 	if (rc)  in ur_open()
745 		rc = -ENOMEM;  in ur_open()
750 	rc = get_file_reclen(urd);  in ur_open()
751 	if (rc < 0)  in ur_open()
753 	urf->file_reclen = rc;  in ur_open()
766 	return rc;  in ur_open()
831 	int rc;  in ur_probe()  local
838 		rc = -ENOMEM;  in ur_probe()
842 	rc = ur_create_attributes(&cdev->dev);  in ur_probe()
843 	if (rc) {  in ur_probe()
844 		rc = -ENOMEM;  in ur_probe()
852 		rc = urd->class;  in ur_probe()
856 		rc = -EOPNOTSUPP;  in ur_probe()
872 	return rc;  in ur_probe()
878 	int minor, major, rc;  in ur_set_online()  local
887 		rc = -ENODEV;  in ur_set_online()
893 		rc = -EBUSY;  in ur_set_online()
902 		rc = -ENOMEM;  in ur_set_online()
910 	rc = cdev_add(urd->char_device, urd->char_device->dev, 1);  in ur_set_online()
911 	if (rc)  in ur_set_online()
921 		rc = -EOPNOTSUPP;  in ur_set_online()
928 		rc = PTR_ERR(urd->device);  in ur_set_online()
929 		TRACE("ur_set_online: device_create rc=%d\n", rc);  in ur_set_online()
943 	return rc;  in ur_set_online()
949 	int rc;  in ur_set_offline_force()  local
958 		rc = -EBUSY;  in ur_set_offline_force()
964 		rc = -EBUSY;  in ur_set_offline_force()
970 	rc = 0;  in ur_set_offline_force()
974 	return rc;  in ur_set_offline_force()
979 	int rc;  in ur_set_offline()  local
982 	rc = ur_set_offline_force(cdev, 0);  in ur_set_offline()
984 	return rc;  in ur_set_offline()
1012 	int rc;  in ur_init()  local
1024 	rc = debug_register_view(vmur_dbf, &debug_sprintf_view);  in ur_init()
1025 	if (rc)  in ur_init()
1032 		rc = PTR_ERR(vmur_class);  in ur_init()
1036 	rc = ccw_driver_register(&ur_driver);  in ur_init()
1037 	if (rc)  in ur_init()
1040 	rc = alloc_chrdev_region(&dev, 0, NUM_MINORS, "vmur");  in ur_init()
1041 	if (rc) {  in ur_init()
1043 		       "error code %d\n", rc);  in ur_init()
1057 	return rc;  in ur_init()