(wl-thread-insert-message): arranged localization of variable

diff --git a/wl/wl-thread.el b/wl/wl-thread.el
index 3d2511f..9c82126 100644 (file)
--- a/wl/wl-thread.el
+++ b/wl/wl-thread.el
@@ -639,20 +639,20 @@ ENTITY is returned."
 When optional argument UPDATE is non-nil,
 Message is inserted to the summary buffer."
   (let ((parent (wl-thread-get-entity parent-msg))
-       (depth 0) cur
        child-entity invisible-top)
 ;;; Update the thread view...not implemented yet.
 ;;;  (when force-insert
 ;;;    (if parent
 ;;;      (wl-thread-entity-force-open parent))
     (when (and wl-summary-max-thread-depth parent)
-      (setq cur parent)
-      (while cur
-       (incf depth)
-       (setq cur (wl-thread-entity-get-parent-entity cur)))
-      (when (> depth wl-summary-max-thread-depth)
-       (setq parent nil
-             parent-msg nil)))
+      (let ((cur parent)
+           (depth 0))
+       (while cur
+         (incf depth)
+         (setq cur (wl-thread-entity-get-parent-entity cur)))
+       (when (> depth wl-summary-max-thread-depth)
+         (setq parent nil
+               parent-msg nil))))
     (if parent
        ;; insert as children.
        (wl-thread-entity-insert-as-children