Fix thinko in previous footnote.el change

* lisp/mail/footnote.el (footnote--regenerate-alist): Don't error
out when there's no footnotes.

diff --git a/lisp/mail/footnote.el b/lisp/mail/footnote.el
index 9c1a738035e713463eaae79536d28c20e45d7b17..995ae5f9160f54a6d22abab0ca333cb266450dcb 100644 (file)
--- a/lisp/mail/footnote.el
+++ b/lisp/mail/footnote.el
@@ -916,8 +916,7 @@ play around with the following keys:
 (defun footnote--regenerate-alist ()
   (save-excursion
     (goto-char (point-min))
-    (if (not (re-search-forward footnote-section-tag-regexp nil t))
-        (error "No footnote section in this buffer")
+    (when (re-search-forward footnote-section-tag-regexp nil t)
       (setq footnote--markers-alist
             (cl-loop
              with start-of-footnotes = (match-beginning 0)