tree f51c54d481d3958e2ac63e2a6311b7a22a9bdc48
parent 9a18f494a7b505e89769aab364ccff9f34f6d101
author Yi Tseng <a86487817@gmail.com> 1486071239 -0800
committer Thomas Vachuska <tom@onlab.us> 1488398758 +0000

Fix cells command

"cells" throws errors when $ONOS_CELL is not set

Change-Id: Ia41bbd9e877dbffc86ddaaf0f5e5adcd96bba2ad