Index: svn-backup-dumps.py
===================================================================
--- svn-backup-dumps.py	(revision 36519)
+++ svn-backup-dumps.py	(working copy)
@@ -511,11 +511,11 @@
             return False
 
         last_dumped_rev = self.get_last_dumped_rev();
-        if headrev < last_dump_rev:
+        if headrev < last_dumped_rev:
             # that should not happen...
             return False
 
-        if headrev == last_dump_rev:
+        if headrev == last_dumped_rev:
             # already up-to-date
             return True