To: vim-dev@vim.org
Subject: Patch 7.0.168
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------
 
Patch 7.0.168
Problem:    Using uninitialized memory and memory leak. (Dominique Pelle)
Solution:   Use alloc_clear() instead of alloc() for w_lines.  Free
	    b_ml.ml_stack after recovery.
Files:	    src/memline.c, src/window.c
 
 
*** ../vim-7.0.167/src/memline.c	Wed Nov  1 18:10:36 2006
--- src/memline.c	Thu Nov 16 22:29:19 2006
***************
*** 1329,1334 ****
--- 1329,1335 ----
  	    mf_put(mfp, hp, FALSE, FALSE);
  	mf_close(mfp, FALSE);	    /* will also vim_free(mfp->mf_fname) */
      }
+     vim_free(buf->b_ml.ml_stack);
      vim_free(buf);
      if (serious_error && called_from_main)
  	ml_close(curbuf, TRUE);
*** ../vim-7.0.167/src/window.c	Tue Oct 24 21:15:09 2006
--- src/window.c	Thu Nov 16 22:24:51 2006
***************
*** 4273,4279 ****
      win_T	*wp;
  {
      wp->w_lines_valid = 0;
!     wp->w_lines = (wline_T *)alloc((unsigned)(Rows * sizeof(wline_T)));
      if (wp->w_lines == NULL)
  	return FAIL;
      return OK;
--- 4273,4279 ----
      win_T	*wp;
  {
      wp->w_lines_valid = 0;
!     wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T)));
      if (wp->w_lines == NULL)
  	return FAIL;
      return OK;
*** ../vim-7.0.167/src/version.c	Tue Nov 21 19:36:00 2006
--- src/version.c	Tue Nov 21 20:34:13 2006
***************
*** 668,669 ****
--- 668,671 ----
  {   /* Add new patch number below this line */
+ /**/
+     168,
  /**/
 
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                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
 
 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
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