tree 4b1ede044d86756c7fb899b8eaf120f0a14ccc56
parent 1fb6513bfb63f5f5b6e5ba4d2cda92ac486f5109
author Charles Chan <rascov@gmail.com> 1538509949 -0700
committer Charles Chan <charles@opennetworking.org> 1538594720 +0000

Avoid throwing NPE when SID or Loopback is not configured

Change-Id: I577f21c53d42b27c7cf0bcd8d80817558b00ebf6