Tweaks to scripts

Change-Id: I5118ccdc5bcee741f0e1f99a04598a9338af8883
diff --git a/openstack-helm/cloudlab-disk-setup.sh b/openstack-helm/cloudlab-disk-setup.sh
index 0a3da8a..3aa7436 100755
--- a/openstack-helm/cloudlab-disk-setup.sh
+++ b/openstack-helm/cloudlab-disk-setup.sh
@@ -51,5 +51,8 @@
 do
     sudo mkdir -p /mnt/extra/$DIR
     sudo chmod -R a+rwx /mnt/extra/$DIR
-    [ ! -e /var/lib/$DIR ] && sudo ln -s /mnt/extra/$DIR /var/lib/$DIR
+    if [ ! -e /var/lib/$DIR ]
+    then
+        sudo ln -s /mnt/extra/$DIR /var/lib/$DIR
+    fi
 done