From: oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Date: Tue, 25 May 2004 20:57:58 +0000 (+0000)
Subject: Clear out previous legend array contents before freeing legend array.
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=36fd683318a492d56a990e470b28a8119066ecff;p=rrdtool.git

Clear out previous legend array contents before freeing legend array.
Problem could manifest under extreme resource limits.  Not tested.
-- Mike Slifcak


git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk/program@266 a5681a0c-68f1-0310-ab6d-d61299d08faa
---

diff --git a/src/rrd_xport.c b/src/rrd_xport.c
index 488c24c..c12b783 100644
--- a/src/rrd_xport.c
+++ b/src/rrd_xport.c
@@ -376,8 +376,10 @@ rrd_xport_fn(image_desc_t *im,
 	  if ((legend_list[j] = malloc(sizeof(char) * (FMT_LEG_LEN+5)))==NULL) {
 	    free(srcptr_list);
 	    free(ref_list);
+	    free(*data);  *data = NULL;
+	    while (--j > -1) free(legend_list[j]);
 	    free(legend_list);
-	    rrd_set_error("malloc xprint legend entry");
+	    rrd_set_error("malloc xport legend entry");
 	    return(-1);
 	  }