From: oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Date: Thu, 1 Aug 2002 05:42:27 +0000 (+0000)
Subject: fix for segfault condition in print_calc
X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=commitdiff_plain;h=19d16fe9b64af928019545e2ce77cc98211f873a

fix for segfault condition in print_calc
 -- Paul Clifford <paul.clifford@bbc.co.uk>


git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk/program@161 a5681a0c-68f1-0310-ab6d-d61299d08faa
---

diff --git a/src/rrd_graph.c b/src/rrd_graph.c
index 18be573..2fc6526 100644
--- a/src/rrd_graph.c
+++ b/src/rrd_graph.c
@@ -1285,6 +1285,7 @@ print_calc(image_desc_t *im, char ***prdata)
 
 	    if (im->gdes[i].gf == GF_PRINT){
 		(*prdata)[prlines-2] = malloc((FMT_LEG_LEN+2)*sizeof(char));
+		(*prdata)[prlines-1] = NULL;
 		if (bad_format(im->gdes[i].format)) {
 			rrd_set_error("bad format for [G]PRINT in '%s'", im->gdes[i].format);
 			return -1;
@@ -1294,7 +1295,6 @@ print_calc(image_desc_t *im, char ***prdata)
 #else
 		sprintf((*prdata)[prlines-2],im->gdes[i].format,printval,si_symb);
 #endif
-		(*prdata)[prlines-1] = NULL;
 	    } else {
 		/* GF_GPRINT */