When a node is introspected only the switch_id (MAC address) and the port are populated into the local_link_information for a node. Add functionality that will map the MAC address of a switch to its name so the name can be passed to ansible as the inventory host name.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2019:0045