Merge pull request #994 from ceph/bz-1203603

fix non skipped task for ansible v1.9.x

diff --cc roles/ceph-osd/tasks/activate_osds.yml
index 1662f8b298ee974be253820cb981e84d03bfd5ff,b80548dc6eca350242638dc35eec3a3d7987d744..c8a424610feef1254b48021692586cf2b7b39ed6
--- 1/roles/ceph-osd/tasks/activate_osds.yml
--- 2/roles/ceph-osd/tasks/activate_osds.yml
+++ b/roles/ceph-osd/tasks/activate_osds.yml
@@@ -113,10 -113,10 +113,10 @@@
    command: systemctl enable ceph-osd@{{ item }}
    changed_when: false
    failed_when: false
-   with_items: "{{ osd_id.stdout_lines }}"
+   with_items: "{{ (osd_id|default({})).stdout_lines|default([]) }}"
    when:
      - use_systemd
 -    - is_after_hammer
 +    - ceph_release_num.{{ ceph_release }} > ceph_release_num.hammer
  
  - name: start and add that the osd service(s) to the init sequence (for or after infernalis)
    service: