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+To: vim_dev@googlegroups.com
+Subject: Patch 7.3.169
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.3.169
+Problem:    Freeing memory already freed, warning from static code analyzer.
+Solution:   Initialize pointers to NULL, correct use of "mustfree". (partly by
+	    Dominique Pelle)
+Files:	    src/mis1.c
+
+
+*** ../vim-7.3.168/src/misc1.c	2011-04-28 13:01:59.000000000 +0200
+--- src/misc1.c	2011-04-28 17:42:00.000000000 +0200
+***************
+*** 3505,3511 ****
+      if (enc_utf8 && var != NULL)
+      {
+  	int	len;
+! 	char_u  *pp;
+  
+  	/* Convert from active codepage to UTF-8.  Other conversions are
+  	 * not done, because they would fail for non-ASCII characters. */
+--- 3505,3511 ----
+      if (enc_utf8 && var != NULL)
+      {
+  	int	len;
+! 	char_u  *pp = NULL;
+  
+  	/* Convert from active codepage to UTF-8.  Other conversions are
+  	 * not done, because they would fail for non-ASCII characters. */
+***************
+*** 3872,3882 ****
+   * Vim's version of getenv().
+   * Special handling of $HOME, $VIM and $VIMRUNTIME.
+   * Also does ACP to 'enc' conversion for Win32.
+   */
+      char_u *
+  vim_getenv(name, mustfree)
+      char_u	*name;
+!     int		*mustfree;	/* set to TRUE when returned is allocated */
+  {
+      char_u	*p;
+      char_u	*pend;
+--- 3872,3884 ----
+   * Vim's version of getenv().
+   * Special handling of $HOME, $VIM and $VIMRUNTIME.
+   * Also does ACP to 'enc' conversion for Win32.
++  * "mustfree" is set to TRUE when returned is allocated, it must be
++  * initialized to FALSE by the caller.
+   */
+      char_u *
+  vim_getenv(name, mustfree)
+      char_u	*name;
+!     int		*mustfree;
+  {
+      char_u	*p;
+      char_u	*pend;
+***************
+*** 3898,3904 ****
+  	if (enc_utf8)
+  	{
+  	    int	    len;
+! 	    char_u  *pp;
+  
+  	    /* Convert from active codepage to UTF-8.  Other conversions are
+  	     * not done, because they would fail for non-ASCII characters. */
+--- 3900,3906 ----
+  	if (enc_utf8)
+  	{
+  	    int	    len;
+! 	    char_u  *pp = NULL;
+  
+  	    /* Convert from active codepage to UTF-8.  Other conversions are
+  	     * not done, because they would fail for non-ASCII characters. */
+***************
+*** 3942,3948 ****
+  	    if (enc_utf8)
+  	    {
+  		int	len;
+! 		char_u  *pp;
+  
+  		/* Convert from active codepage to UTF-8.  Other conversions
+  		 * are not done, because they would fail for non-ASCII
+--- 3944,3950 ----
+  	    if (enc_utf8)
+  	    {
+  		int	len;
+! 		char_u  *pp = NULL;
+  
+  		/* Convert from active codepage to UTF-8.  Other conversions
+  		 * are not done, because they would fail for non-ASCII
+***************
+*** 3950,3956 ****
+  		acp_to_enc(p, (int)STRLEN(p), &pp, &len);
+  		if (pp != NULL)
+  		{
+! 		    if (mustfree)
+  			vim_free(p);
+  		    p = pp;
+  		    *mustfree = TRUE;
+--- 3952,3958 ----
+  		acp_to_enc(p, (int)STRLEN(p), &pp, &len);
+  		if (pp != NULL)
+  		{
+! 		    if (*mustfree)
+  			vim_free(p);
+  		    p = pp;
+  		    *mustfree = TRUE;
+*** ../vim-7.3.168/src/version.c	2011-04-28 17:30:05.000000000 +0200
+--- src/version.c	2011-04-28 17:48:04.000000000 +0200
+***************
+*** 716,717 ****
+--- 716,719 ----
+  {   /* Add new patch number below this line */
++ /**/
++     169,
+  /**/
+
+-- 
+A day without sunshine is like, well, night.
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\  an exciting new programming language -- http://www.Zimbu.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///