From b411406c2bfc2c59f1d95579089ad5508b6c474c Mon Sep 17 00:00:00 2001
From: root <root@ip-172-26-3-150.us-west-2.compute.internal>
Date: Mon, 15 Jun 2020 23:24:42 +0000
Subject: [PATCH] Added Check at line 189 to avoid crash

---
 main.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/main.go b/main.go
index 16a096d..2836013 100644
--- a/main.go
+++ b/main.go
@@ -186,6 +186,10 @@ func (e *Exporter) collect() error {
 		}()
 
 		for tf := range results {
+			if len(tf.Hosts) < 1 {
+				log.Infoln("no hosts reporting")
+				continue
+			}
 			route := make([]net.IP, len(tf.Hosts))
 			destination := tf.Hosts[len(tf.Hosts)-1].IP
 			for i, host := range tf.Hosts {