Silence byte-compiler warning

* lisp/dired.el (grep-read-files-function): Add defvar to silence
byte-compiler warning.

diff --git a/lisp/dired.el b/lisp/dired.el
index 0e0b25eac8c2e5dc25d9a25050a1513f6fbe7c86..a4de51f60912c39ed63d92a994d1c2ade420a314 100644 (file)
--- a/lisp/dired.el
+++ b/lisp/dired.el
@@ -2150,6 +2150,7 @@ Do so according to the former subdir alist OLD-SUBDIR-ALIST."
 ;; Dired mode is suitable only for specially formatted data.
 (put 'dired-mode 'mode-class 'special)
 
+(defvar grep-read-files-function)
 ;; Autoload cookie needed by desktop.el
 ;;;###autoload
 (defun dired-mode (&optional dirname switches)