From f2ebbe86e4b91d1ea46cc762241aa43d18656c58 Mon Sep 17 00:00:00 2001
From: oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Date: Thu, 4 Dec 2008 09:03:48 +0000
Subject: [PATCH] Catch CDEF:tot= and raise and error to fix #199. Thanks to
 Jeron Massar for reporting this.

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.2@1691 a5681a0c-68f1-0310-ab6d-d61299d08faa
---
 program/src/rrd_graph_helper.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/program/src/rrd_graph_helper.c b/program/src/rrd_graph_helper.c
index 0a12c057..44b2c043 100644
--- a/program/src/rrd_graph_helper.c
+++ b/program/src/rrd_graph_helper.c
@@ -606,6 +606,10 @@ rrd_parse_make_vname(const char *const line, unsigned int *const eaten, graph_de
 	rrd_set_error("Cannot parse vname from '%s'",line);
 	return 1;
     }
+    if (line[*eaten+i] == '\0') {
+        rrd_set_error("String ends after the = sign on '%s'", line);
+        return 1;
+    }
     dprintf("- found candidate '%s'\n",tmpstr);
 
     if ((gdp->vidx=find_var(im,tmpstr))>=0) {
-- 
2.30.2