---
fixes:
  - |
    The Openvswitch agent has an extension called ``fdb`` that uses
    the Linux ``bridge`` command.
    The ``bridge`` command has been added to the
    rootwrap openvswitch-plugin.filters file.
    For more information, see bug:
    `1730407 <https://bugs.launchpad.net/neutron/+bug/1730407>`_