Don't let a code literal get modified in mml parsing (Bug#39884)

* lisp/gnus/mml.el (mml-parse-1): Make a fresh cons for the tag type, because 'mml-generate-mime' destructively modifies it.
2020-04-16 20:24:26 -04:00
parent 74a92be16d
commit 821760fdc4
1 changed files with 1 additions and 1 deletions
--- a/lisp/gnus/mml.el
+++ b/lisp/gnus/mml.el
@@ -281,7 +281,7 @@ part.  This is for the internal use, you should never modify the value.")
 	    (setq tag (mml-read-tag)
 		  no-markup-p nil
 		  warn nil)
-	  (setq tag (list 'part '(type . "text/plain"))
+	  (setq tag (list 'part (cons 'type "text/plain"))
 		no-markup-p t
 		warn t))
 	(setq raw (cdr (assq 'raw tag))