X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fgnus-dup.el;h=a385d0abf3a0c06746d95db60e448b1d5fad5492;hb=e5ab2b48c63f436bb8222caa5e6aa63df093d1f2;hp=e148f4574bd2f93e5f29b42c86d0151d74ef52c4;hpb=a707b63af25b91cb730c12e65156ca364bf49a44;p=elisp%2Fgnus.git-

diff --git a/lisp/gnus-dup.el b/lisp/gnus-dup.el
index e148f45..a385d0a 100644
--- a/lisp/gnus-dup.el
+++ b/lisp/gnus-dup.el
@@ -113,7 +113,7 @@ seen in the same session."
     (gnus-dup-open))
   (setq gnus-dup-list-dirty t)		; mark list for saving
   (let ((data gnus-newsgroup-data)
- 	datum msgid)
+	datum msgid)
     ;; Enter the Message-IDs of all read articles into the list
     ;; and hash table.
     (while (setq datum (pop data))
@@ -121,11 +121,11 @@ seen in the same session."
 		 (> (gnus-data-number datum) 0)
 		 (not (memq (gnus-data-number datum) gnus-newsgroup-unreads))
 		 (not (= (gnus-data-mark datum) gnus-canceled-mark))
- 		 (setq msgid (mail-header-id (gnus-data-header datum)))
- 		 (not (nnheader-fake-message-id-p msgid))
- 		 (not (intern-soft msgid gnus-dup-hashtb)))
+		 (setq msgid (mail-header-id (gnus-data-header datum)))
+		 (not (nnheader-fake-message-id-p msgid))
+		 (not (intern-soft msgid gnus-dup-hashtb)))
 	(push msgid gnus-dup-list)
- 	(intern msgid gnus-dup-hashtb))))
+	(intern msgid gnus-dup-hashtb))))
   ;; Chop off excess Message-IDs from the list.
   (let ((end (nthcdr gnus-duplicate-list-length gnus-dup-list)))
     (when end
@@ -154,7 +154,8 @@ seen in the same session."
 
 (defun gnus-dup-unsuppress-article (article)
   "Stop suppression of ARTICLE."
-  (let ((id (mail-header-id (gnus-data-header (gnus-data-find article)))))
+  (let* ((header (gnus-data-header (gnus-data-find article)))
+	 (id     (when header (mail-header-id header))))
     (when id
       (setq gnus-dup-list-dirty t)
       (setq gnus-dup-list (delete id gnus-dup-list))