1 files changed, 4 insertions, 4 deletions

diff --git a/lisp/subr.el b/lisp/subr.el
index 957d098703f..43ecfd56108 100644
--- a/lisp/subr.el
+++ b/lisp/subr.el
@@ -1101,18 +1101,18 @@ into a hook function that will be run only after loading the package.
 `eval-after-load' provides one way to do this.  In some cases
 other hooks, such as major mode hooks, can do the job."
   (if (cond
+       ((null compare-fn)
+        (member element (symbol-value list-var)))
        ((eq compare-fn 'eq)
         (memq element (symbol-value list-var)))
        ((eq compare-fn 'eql)
         (memql element (symbol-value list-var)))
-       (compare-fn
+       (t
         (let (present)
           (dolist (elt (symbol-value list-var))
             (if (funcall compare-fn element elt)
                 (setq present t)))
-          present))
-       (t
-        (member element (symbol-value list-var))))
+          present)))
       (symbol-value list-var)
     (set list-var
          (if append