tree f5003f216bd86f9a53693d616f26f4849af21e09
parent 3bd57ac6c8839f18cf65885eff4eb4b9f4585c29
author Ray Milkey <ray@opennetworking.org> 1512172701 -0800
committer Ray Milkey <ray@opennetworking.org> 1512177625 +0000

Fix NPE in LLDP link provider if there is no cluster metadata service available

If the cluster metadata service was previously shut down, the buildSrcMac()
method would throw an NPE. Now it returns the default mac if there is no
cluster metadata service available.'

Change-Id: Ibdb9b0b059a532af651814b8b954355ce644e4da
(cherry picked from commit ffde7afaec90e5741f66dfd26cc97600b29d91bb)