From 17205d361795eaaa8e09ae62875c7439bb57a078 Mon Sep 17 00:00:00 2001
From: Stephen Gildea <stepheng+emacs@gildea.com>
Date: Tue, 31 Jul 2018 22:29:47 -0700
Subject: [PATCH] Reset mh-blacklist and mh-whitelist on folder undo

* mh-funcs.el (mh-undo-folder): Set mh-blacklist and mh-whitelist
to nil, as is done with the other lists of pending operations.
---
 lisp/mh-e/mh-funcs.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lisp/mh-e/mh-funcs.el b/lisp/mh-e/mh-funcs.el
index 661d0ec7569..3574f8c801d 100644
--- a/lisp/mh-e/mh-funcs.el
+++ b/lisp/mh-e/mh-funcs.el
@@ -357,6 +357,8 @@ Arguments are IGNORED (for `revert-buffer')."
              (yes-or-no-p "Undo all commands in folder? "))
          (setq mh-delete-list nil
                mh-refile-list nil
+               mh-blacklist nil
+               mh-whitelist nil
                mh-seq-list nil
                mh-next-direction 'forward)
          (with-mh-folder-updating (nil)
-- 
2.39.2