Fix previous ibuffer patch

* lisp/ibuffer.el (ibuffer-last-sorting-mode): Restore variable
removed by mistake in previous change.

diff --git a/lisp/ibuffer.el b/lisp/ibuffer.el
index c91a70b3a1c09353383249da7333c76d42959dc2..c0a6d16c6f82e34b234e5186f39e23616f04bfb0 100644 (file)
--- a/lisp/ibuffer.el
+++ b/lisp/ibuffer.el
@@ -219,6 +219,7 @@ view of the buffers."
                 (const :tag "File name" :value filename/process)
                  (const :tag "Major mode" :value major-mode)))
 (defvar ibuffer-sorting-mode nil)
+(defvar ibuffer-last-sorting-mode nil)
 
 (defcustom ibuffer-default-sorting-reversep nil
   "If non-nil, reverse the default sorting order."