(custom-load-symbol): Don't reload a preloaded file.

diff --git a/lisp/cus-edit.el b/lisp/cus-edit.el
index a696c471e8f65892d38e9a5f7c8efa0c450788f7..fd458300ca6015756f8057bf9fbbb574072f962f 100644 (file)
--- a/lisp/cus-edit.el
+++ b/lisp/cus-edit.el
@@ -1582,6 +1582,7 @@ and `face'."
                   (require load)
                 (error nil)))
              ;; Don't reload a file already loaded.
+             ((member load preloaded-file-list))
              ((assoc load load-history))
              ((assoc (locate-library load) load-history))
              (t