From fadfc673e3d60aa68930eb4316bdb163a92a213c Mon Sep 17 00:00:00 2001
From: Ethan Buchman <ethan@coinculture.info>
Date: Sat, 11 Jul 2015 00:16:48 +0000
Subject: [PATCH] better upnp error msgs

---
 p2p/listener.go    | 4 ++--
 p2p/pex_reactor.go | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/p2p/listener.go b/p2p/listener.go
index e8088125..06ff0286 100644
--- a/p2p/listener.go
+++ b/p2p/listener.go
@@ -160,7 +160,7 @@ func getUPNPExternalAddress(externalPort, internalPort int) *NetAddress {
 	log.Debug("Getting UPNP external address")
 	nat, err := upnp.Discover()
 	if err != nil {
-		log.Debug("Could not get UPNP extrernal address", "error", err)
+		log.Debug("Could not perform UPNP discover", "error", err)
 		return nil
 	}
 
@@ -177,7 +177,7 @@ func getUPNPExternalAddress(externalPort, internalPort int) *NetAddress {
 
 	externalPort, err = nat.AddPortMapping("tcp", externalPort, internalPort, "tendermint", 0)
 	if err != nil {
-		log.Debug("Could not get UPNP external address", "error", err)
+		log.Debug("Could not add UPNP port mapping", "error", err)
 		return nil
 	}
 
diff --git a/p2p/pex_reactor.go b/p2p/pex_reactor.go
index b6a070f4..d32888ff 100644
--- a/p2p/pex_reactor.go
+++ b/p2p/pex_reactor.go
@@ -101,7 +101,7 @@ func (pexR *PEXReactor) Receive(chId byte, src *Peer, msgBytes []byte) {
 	}
 	log.Info("Received message", "msg", msg)
 
-	switch msg.(type) {
+	switch msgT := msg.(type) {
 	case *pexRequestMessage:
 		// src requested some peers.
 		// TODO: prevent abuse.
@@ -111,7 +111,7 @@ func (pexR *PEXReactor) Receive(chId byte, src *Peer, msgBytes []byte) {
 		// TODO: prevent abuse.
 		// (We don't want to get spammed with bad peers)
 		srcAddr := src.Connection().RemoteAddress
-		for _, addr := range msg.(*pexAddrsMessage).Addrs {
+		for _, addr := range msgT.Addrs {
 			pexR.book.AddAddress(addr, srcAddr)
 		}
 	default: