From 0c05dcd31a387c1876bbb2efccb0a9cca88b9974 Mon Sep 17 00:00:00 2001
From: Gerd Moellmann <gerd@gnu.org>
Date: Thu, 1 Mar 2001 15:28:26 +0000
Subject: [PATCH] (free_frame_menubar): Set the frame's menubar_widget to NULL
 after destroying it, otherwise XTread_socket can access a destroyed widget
 when input is unblocked.

---
 src/xmenu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/xmenu.c b/src/xmenu.c
index 224bc0bb0b8..1c39e86ed26 100644
--- a/src/xmenu.c
+++ b/src/xmenu.c
@@ -1891,6 +1891,7 @@ free_frame_menubar (f)
     {
       BLOCK_INPUT;
       lw_destroy_all_widgets ((LWLIB_ID) f->output_data.x->id);
+      f->output_data.x->menubar_widget = NULL;
       UNBLOCK_INPUT;
     }
 }
-- 
2.39.5