mercurial/commands.py

--- a/mercurial/commands.py	Mon Jan 30 11:15:34 2012 -0600
+++ b/mercurial/commands.py	Mon Jan 30 11:23:17 2012 -0600
@@ -4448,6 +4448,7 @@
                 ui.warn(_('updating bookmark %s failed!\n') % b)
                 if not result:
                     result = 2
+            result = 0
 
     return result