a.patch

--- baseimg/overlayfs/overlayfs.py.orig	2015-08-24 12:24:00.067498108 -0400
+++ baseimg/overlayfs/overlayfs.py	2015-08-24 12:39:10.807999806 -0400
@@ -65,8 +65,9 @@ def should_touch():
         if not path.exists(mtab):
                 return False
         with open(mtab, 'r') as f:
-                line = f.readline()
-                return line.startswith('overlay / overlay')
+                for line in f.readlines():
+			if line.startswith('overlay / overlay'):
+				return True
         return False
 
 def prereposetup_hook(conduit):