Updated openstack/openstack
Project: openstack/cinder  0c6a4647974d0f2ed1b171a4d3528dc667eb9ef3

Make rbd driver string encoding checks consistent

All string checks should use strutils.safe_encode()

Closes-Bug: 1333446
Change-Id: I56c9ccbcedd34c83793620561da17c47cb5f551c