(Buffer-menu-mouse-select): Handle dedicated window.

1 files changed, 4 insertions, 1 deletions

diff --git a/lisp/buff-menu.el b/lisp/buff-menu.el
index 3c55bdb4d3c..a2f67bf59f3 100644
--- a/lisp/buff-menu.el
+++ b/lisp/buff-menu.el
@@ -346,7 +346,10 @@ You can mark buffers with the \\<Buffer-menu-mode-map>\\[Buffer-menu-mark] comma
         (goto-char (posn-point (event-end event)))
         (setq buffer (Buffer-menu-buffer t))))
     (select-window (posn-window (event-end event)))
-    (switch-to-buffer buffer)))
+    (if (and (window-dedicated-p (selected-window))
+             (eq (selected-window) (frame-root-window)))
+        (switch-to-buffer-other-frame buffer)
+      (switch-to-buffer buffer))))
 
 (defun Buffer-menu-this-window ()
   "Select this line's buffer in this window."