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-rw-r--r--nova/virt/libvirt_conn.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/nova/virt/libvirt_conn.py b/nova/virt/libvirt_conn.py
index 2f6948556..e80b9fbdf 100644
--- a/nova/virt/libvirt_conn.py
+++ b/nova/virt/libvirt_conn.py
@@ -1015,7 +1015,7 @@ class LibvirtConnection(object):
keys = ['cores', 'sockets', 'threads']
tkeys = topology.keys()
- if list(set(tkeys)) != list(set(keys)):
+ if set(tkeys) != set(keys):
ks = ', '.join(keys)
raise exception.Invalid(_("Invalid xml: topology"
"(%(topology)s) must have "