=== modified file 'lisp/simple.el'
--- lisp/simple.el	2011-07-16 18:42:38 +0000
+++ lisp/simple.el	2011-07-24 20:15:49 +0000
@@ -917,7 +917,7 @@
                                     "Goto line%s: ")
                                   buffer-prompt
                                   default)
-                          default)
+                          (string-to-number default))
 	     buffer))))
   ;; Switch to the desired buffer, one way or another.
   (if buffer