emacs-29 eb2ab52fb01: Defaults to zero for image-dired--number-of-thumbnails

[Eli Zaretskii]

branch: emacs-29
commit eb2ab52fb0180daa792d4b7ff290f348fef12115
Author: Manuel Giraud <manuel@ledu-giraud.fr>
Commit: Eli Zaretskii <eliz@gnu.org>

    Defaults to zero for image-dired--number-of-thumbnails
    
    * lisp/image/image-dired.el (image-dired--number-of-thumbnails):
    Defaults zero to avoid wrong type argument error.  (Bug#61734)
---
 lisp/image/image-dired.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/image/image-dired.el b/lisp/image/image-dired.el
index 8e2a75a418f..6ecb307ce12 100644
--- a/lisp/image/image-dired.el
+++ b/lisp/image/image-dired.el
@@ -546,7 +546,7 @@ Restore any changes to the window configuration made by 
calling
         (t
          (image-dired-line-up-dynamic))))
 
-(defvar-local image-dired--number-of-thumbnails nil)
+(defvar-local image-dired--number-of-thumbnails 0)
 
 ;;;###autoload
 (defun image-dired-display-thumbs (&optional arg append do-not-pop)