read up to full potential length of gdp->rrd

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.2/program@974 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/src/rrd_graph_helper.c b/src/rrd_graph_helper.c
index 1781fa3b088279b60f3009cf0dcd78b51635f86f..c232078b0bd88b7520523b85e88860fd4c42d1a3 100644 (file)
--- a/src/rrd_graph_helper.c
+++ b/src/rrd_graph_helper.c
@@ -633,7 +633,7 @@ rrd_parse_def(const char *const line, unsigned int *const eaten, graph_desc_t *c
     dprintf("- from line '%s'\n",line);
 
     if (rrd_parse_make_vname(line,eaten,gdp,im)) return 1;
-    i=scan_for_col(&line[*eaten],254,gdp->rrd);
+    i=scan_for_col(&line[*eaten],sizeof(gdp->rrd)-1,gdp->rrd);
     if (line[*eaten+i]!=':') {
        rrd_set_error("Problems reading database name");
        return 1;