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-rw-r--r--nova/virt/libvirt/volume.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/nova/virt/libvirt/volume.py b/nova/virt/libvirt/volume.py
index 54e6bfbf6..941fd4924 100644
--- a/nova/virt/libvirt/volume.py
+++ b/nova/virt/libvirt/volume.py
@@ -203,4 +203,4 @@ class LibvirtISCSIVolumeDriver(LibvirtVolumeDriver):
self._run_iscsiadm(iscsi_properties, ("--logout",),
check_exit_code=[0, 255])
self._run_iscsiadm(iscsi_properties, ('--op', 'delete'),
- check_exit_code=[0, 255])
+ check_exit_code=[0, 21, 255])