Small fix for type of 'display-fill-column-indicator-character'

* lisp/cus-start.el (standard): Don't mark t as safe file-local value
for 'display-fill-column-indicator-character', as that value isn't
allowed.

1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/cus-start.el b/lisp/cus-start.el
index bd32c7c61d3..6632687da47 100644
--- a/lisp/cus-start.el
+++ b/lisp/cus-start.el
@@ -780,7 +780,7 @@ since it could result in memory overflow and make Emacs crash."
                       :value nil)
                character)
               "27.1"
-              :safe (lambda (value) (or (characterp value) (booleanp value))))
+              :safe (lambda (value) (or (characterp value) (null value))))
              ;; xfaces.c
              (scalable-fonts-allowed display boolean "22.1")
              ;; xfns.c