initialize magfact to 1 ... fixes logarithm chart display issues

[rrdtool.git] / src / rrd_graph.c

diff --git a/src/rrd_graph.c b/src/rrd_graph.c
index 3f8ee1b..c79248f 100644 (file)
--- a/src/rrd_graph.c
+++ b/src/rrd_graph.c
@@ -4158,6 +4158,7 @@ void rrd_graph_init(
     im->maxval = DNAN;
     im->minval = 0;
     im->minval = DNAN;
+    im->magfact = 1;
     im->prt_c = 0;
     im->rigid = 0;
     im->rendered_image_size = 0;