ceph-volume lvm.prepare correctly format argument for vg/lv error

Signed-off-by: Alfredo Deza <adeza@redhat.com>
(cherry picked from commit 7c0b00615d46a9451cb3a7731594cd7864eabc07)

diff --git a/src/ceph-volume/ceph_volume/devices/lvm/prepare.py b/src/ceph-volume/ceph_volume/devices/lvm/prepare.py
index 5a7daa3dc003b7c8e86105ef2c350b2c79e107f1..32c0e5ecdb3261165dddbd5c2a922724f4fa83a0 100644 (file)
--- a/src/ceph-volume/ceph_volume/devices/lvm/prepare.py
+++ b/src/ceph-volume/ceph_volume/devices/lvm/prepare.py
@@ -155,8 +155,8 @@ class Prepare(object):
                 tags={'ceph.type': device_type})
         else:
             error = [
-                'Cannot use device (%s).',
-                'A vg/lv path or an existing device is needed' % arg]
+                'Cannot use device (%s).' % arg,
+                'A vg/lv path or an existing device is needed']
             raise RuntimeError(' '.join(error))
 
         raise RuntimeError('no data logical volume found with: %s' % arg)