From c416386683778d4489569aa5ff3e1c29e832583d Mon Sep 17 00:00:00 2001
From: Julian Kornberger <jk+github@digineo.de>
Date: Mon, 7 Mar 2016 01:37:07 +0100
Subject: [PATCH] Log error on WriteToUDP

---
 respond/collector.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/respond/collector.go b/respond/collector.go
index 73c02e6..4b738b9 100644
--- a/respond/collector.go
+++ b/respond/collector.go
@@ -78,7 +78,9 @@ func (coll *Collector) sendPacket(address string) {
 		log.Panic(err)
 	}
 
-	coll.connection.WriteToUDP([]byte(coll.CollectType), addr)
+	if _, err := coll.connection.WriteToUDP([]byte(coll.CollectType), addr); err != nil {
+		log.Println("WriteToUDP failed:", err)
+	}
 }
 
 func (coll *Collector) sender(collectInterval time.Duration) {