Comment 0 for bug 1890299

Brief Description
-----------------
after apply label to image, the label keeps on controller and cannot be removed
(removing label from subcloud doesn't make label get removed from controller.)
The labels on controller then can be applied to image, even if no label is on subclouds.

Severity
--------
Major

Steps to Reproduce
------------------
apply label to image: system --os-region-name SystemController device-image-apply 4868ef33-bbe3-44a0-8d8b-a0454a726bfa subcloud=abc

Expected Behavior
------------------
not sure

Actual Behavior
----------------
subcloud=abc appears on controller, and cannot be removed later

Reproducibility
---------------
permanent

System Configuration
--------------------
Lab-name: DC-3

Branch/Pull Time/Commit
-----------------------
2020-07-31_20-00-00

Last Pass
---------
N/A

Timestamp/Logs
--------------
[sysadmin@controller-0 ~(keystone_admin)]$ system device-label-list
+----------+--------+-----------+-------------+
| hostname | PCI | label key | label value |
| | device | | |
| | name | | |
+----------+--------+-----------+-------------+
| | | subcloud | abc |

Test Activity
-------------
Functional Testing