Bug#700354: info: segfault on tab completion on large terminals

[Hilmar Preusse <hille42@web.de>]

On 12.02.13 Norbert Preining (preining@logic.at) wrote:

Hi Norbert,

> we got a bug report concerning (g)info segfaulting in big
> terminals.  I can reproduce it here with 95 and 96.
> 
Attached is the patch I found in the CVS. I didn't test if it applies
cleanly.

H.
-- 
sigmentation fault

--- info/window.c	2013/01/11 18:28:56	1.27
+++ info/window.c	2013/02/13 07:38:19	1.28
@@ -1,5 +1,5 @@
 /* window.c -- windows in Info.
-   $Id: window.c,v 1.27 2013/01/11 18:28:56 karl Exp $
+   $Id: window.c,v 1.28 2013/02/13 07:38:19 gray Exp $
 
    Copyright 1993, 1997, 1998, 2001, 2002, 2003, 2004, 2007, 2008,
    2011, 2012, 2013 Free Software Foundation, Inc.
@@ -293,7 +293,7 @@
      chain cannot start at window->height, since that is where the modeline
      for the previous window is displayed.  The inverse adjustment is made
      in window_delete_window (). */
-  window = xmalloc (sizeof (WINDOW));
+  window = xzalloc (sizeof (WINDOW));
   window->width = the_screen->width;
   window->height = (active_window->height / 2) - 1;
 #if defined (SPLIT_BEFORE_ACTIVE)
@@ -1293,7 +1293,7 @@
 {
   NODE *node;
 
-  node = xmalloc (sizeof (NODE));
+  node = xzalloc (sizeof (NODE));
   node->filename = NULL;
   node->parent = NULL;
   node->nodename = NULL;