Add bug references.

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 329c59ac2c60713fd87b43bd85930505a74082fd..6c49c2ba4bd0adda2d3226703ad5a3654013c216 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -96,7 +96,7 @@
        return value of rmail-get-labels.
 
        * mail/rmail.el (rmail-get-labels): Obey the MSG argument.
-       (rmail-buffer-swapped): Fix last change.
+       (rmail-buffer-swapped): Fix last change.  (Bug#1997)
 
 2009-01-23  Ulf Jasper  <ulf.jasper@web.de>