diff -r f74217289c0a -r a7462ca7f75e mercurial/commands.py
--- a/mercurial/commands.py	Thu Oct 18 22:33:58 2012 +0200
+++ b/mercurial/commands.py	Thu Oct 18 22:35:28 2012 +0200
@@ -851,7 +851,7 @@
             bookmarks.setcurrent(repo, mark)
         bookmarks.write(repo)
 
-    else: # mark is None
+    else: # show bookmarks
         if len(marks) == 0:
             ui.status(_("no bookmarks set\n"))
         elif inactive: