[LU-16998] lnetctl discover doesn't complain when missing required argument

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.16.0
• Severity: 3
• Assignee: Chris Horn
• Reporter: Chris Horn

Description

lnetctl discover command should inform user when required argument is missing:

[root@el8-mds1 ~]# lnetctl discover
[root@el8-mds1 ~]# echo $?
0
[root@el8-mds1 ~]#