tree d405c984baabdfb398af6436c209d4e1dd3f535a
parent db46ab39e724323a2614d63042f97d30b1827f05
author Charles Chan <rascov@gmail.com> 1480833636 -0800
committer Jonathan Hart <jono@onlab.us> 1480979170 +0000

Fix NPE when clean up SingleSwitchFibInstaller

interfaces can be null if no interface config is provided

Change-Id: I67f94f78ef1fb4536e5bbc940be6216e2699f2fe