floating ips associated to instance can not be used when nova-network restart

[Yaguang Tang]

nova/network/manager.py
the fllowing code is outdate,thus,floating ip can not be configed when nova-network restarts.
284 for floating_ip in floating_ips:
 285 if floating_ip.get('fixed_ip', None):
 286 fixed_address = floating_ip['fixed_ip']['address']
 287 interface = floating_ip['interface']

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/5946

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/5946
Committed: http://github.com/openstack/nova/commit/954de21488a9e3eb8364ec9185435ad8e4b2cd57
Submitter: Jenkins
Branch: master

commit 954de21488a9e3eb8364ec9185435ad8e4b2cd57
Author: Yaguang Tang <email address hidden>
Date: Thu Mar 29 15:15:38 2012 +0800

    fixed bug lp:968019 ,fix network manager init floating ip problem.

    Change-Id: If2507256abcb609e7e3ee45d1585b7ba85624dee