[LU-11551] LNet: Do not allow deletion fo rouer interface

• Type: Technical task
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.13.0
• Labels: lnet-health lnet-router
• Assignee: Amir Shehata (Inactive)
• Reporter: Amir Shehata (Inactive)

Description

When deleting a peer_ni check if the peer the peer_ni belongs to is a router. If it is, do not allow the deleting of the peer_ni.