Make comments clearer.

diff --git a/lisp/dired-aux.el b/lisp/dired-aux.el
index 7c4c29abb235decf952b015196613ce8b73ff13f..3950b783bd3f82a30d7942cf26d6be3d599ebafd 100644 (file)
--- a/lisp/dired-aux.el
+++ b/lisp/dired-aux.el
@@ -1195,7 +1195,9 @@ Special value `always' suppresses confirmation."
            (if (file-exists-p to)
                (or top (dired-handle-overwrite to))
              (condition-case err
-                 ;; Create the directory with correct permissions.
+                 ;; We used to call set-file-modes here, but on some
+                 ;; Linux kernels, that returns an error on vfat
+                 ;; filesystems
                  (let ((default-mode (default-file-modes)))
                    (unwind-protect
                        (progn