gnus-util: check that buffer is not nil

Signed-off-by: Julien Danjou <julien@danjou.info>

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index af7920e..f18a7b4 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,6 +1,7 @@
 2011-03-18  Julien Danjou  <julien@danjou.info>
 
        * gnus-util.el (gnus-buffer-live-p): Simplify gnus-buffer-live-p.
+       (gnus-buffer-live-p): Check that buffer is not nil.
 
 2011-03-17  Lars Magne Ingebrigtsen  <lars@ingebrigtsen.no>
 

diff --git a/lisp/gnus-util.el b/lisp/gnus-util.el
index e5a3950..3f66b45 100644 (file)
--- a/lisp/gnus-util.el
+++ b/lisp/gnus-util.el
@@ -674,7 +674,7 @@ If N, return the Nth ancestor instead."
 
 (defsubst gnus-buffer-live-p (buffer)
   "Say whether BUFFER is alive or not."
-  (buffer-live-p (get-buffer buffer)))
+  (and buffer (buffer-live-p (get-buffer buffer))))
 
 (defun gnus-horizontal-recenter ()
   "Recenter the current buffer horizontally."