Fix panic in monitor when downlink is rejected

TheThingsArchive · Jan 30, 2017 · 205391d · 205391d
1 parent 0002688
commit 205391d
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/core/broker/downlink.go b/core/broker/downlink.go
@@ -33,9 +33,11 @@ func (b *broker) HandleDownlink(downlink *pb.DownlinkMessage) error {
 		} else {
 			ctx.WithField("Duration", time.Now().Sub(start)).Info("Handled downlink")
 		}
-		for _, monitor := range b.Monitors.BrokerClients() {
-			ctx.Debug("Sending downlink to monitor")
-			go monitor.SendDownlink(downlink)
+		if downlink != nil {
+			for _, monitor := range b.Monitors.BrokerClients() {
+				ctx.Debug("Sending downlink to monitor")
+				go monitor.SendDownlink(downlink)
+			}
 		}
 	}()