(facemenu-add-new-face): Defend against symbol that isn't a face name.

1 files changed, 3 insertions, 0 deletions

diff --git a/lisp/facemenu.el b/lisp/facemenu.el
index eaaf4dacd72..13cf7fbd734 100644
--- a/lisp/facemenu.el
+++ b/lisp/facemenu.el
@@ -690,6 +690,9 @@ This is called whenever you create a new face, and at other times."
     (cond ((facemenu-iterate ; check if equivalent face is already in the menu
             (lambda (m) (and (listp m)
                              (symbolp (car m))
+                             ;; Avoid error in face-equal
+                             ;; when a non-face is erroneously present.
+                             (facep (car m))
                              (face-equal (car m) symbol)))
             (cdr (symbol-function menu))))
           ;; Faces with a keyboard equivalent.  These go at the front.