use the shorthand for vidx ...

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.2@1031 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/program/src/rrd_graph.c b/program/src/rrd_graph.c
index cb95dd8983735a2721bfc58b14182ab75fd10b71..a23fb107472d8a678f538cdb429cf8f33523d6d5 100644 (file)
--- a/program/src/rrd_graph.c
+++ b/program/src/rrd_graph.c
@@ -1367,13 +1367,13 @@ print_calc(image_desc_t *im, char ***prdata)
            break;
        case GF_HRULE:
             if(isnan(im->gdes[i].yrule)) { /* we must set this here or the legend printer can not decide to print the legend */
-               im->gdes[i].yrule=im->gdes[im->gdes[i].vidx].vf.val;
+               im->gdes[i].yrule=im->gdes[vidx].vf.val;
             };
            graphelement = 1;
            break;
        case GF_VRULE:
             if(im->gdes[i].xrule == 0) { /* again ... the legend printer needs it*/
-              im->gdes[i].xrule = im->gdes[im->gdes[i].vidx].vf.when;
+              im->gdes[i].xrule = im->gdes[vidx].vf.when;
             };
            graphelement = 1;
            break;