To: vim_dev@googlegroups.com
Subject: Patch 7.4.369
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------
Patch 7.4.369
Problem: Using freed memory when exiting while compiled with EXITFREE.
Solution: Set curwin to NULL and check for that. (Dominique Pelle)
Files: src/buffer.c, src/window.c
*** ../vim-7.4.368/src/buffer.c 2014-06-12 14:01:27.571769788 +0200
--- src/buffer.c 2014-07-16 16:20:04.443621254 +0200
***************
*** 5702,5709 ****
signlist_T *next;
/* When deleting the last sign need to redraw the windows to remove the
! * sign column. */
! if (buf->b_signlist != NULL)
{
redraw_buf_later(buf, NOT_VALID);
changed_cline_bef_curs();
--- 5702,5709 ----
signlist_T *next;
/* When deleting the last sign need to redraw the windows to remove the
! * sign column. Not when curwin is NULL (this means we're exiting). */
! if (buf->b_signlist != NULL && curwin != NULL)
{
redraw_buf_later(buf, NOT_VALID);
changed_cline_bef_curs();
*** ../vim-7.4.368/src/window.c 2014-07-16 15:18:22.903696486 +0200
--- src/window.c 2014-07-16 16:15:41.063626607 +0200
***************
*** 2489,2494 ****
--- 2489,2498 ----
while (firstwin != NULL)
(void)win_free_mem(firstwin, &dummy, NULL);
+
+ /* No window should be used after this. Set curwin to NULL to crash
+ * instead of using freed memory. */
+ curwin = NULL;
}
#endif
*** ../vim-7.4.368/src/version.c 2014-07-16 15:18:22.907696486 +0200
--- src/version.c 2014-07-16 16:18:36.827623035 +0200
***************
*** 736,737 ****
--- 736,739 ----
{ /* Add new patch number below this line */
+ /**/
+ 369,
/**/
--
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/// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
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