From dfa38b3f91d124f97350429c4664b62a5cb7dd08 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Fri, 31 Jan 2014 11:18:10 +0100
Subject: [PATCH] Peer connection checking

---
 ethereum.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ethereum.go b/ethereum.go
index dd6256f4b..e1fb5945c 100644
--- a/ethereum.go
+++ b/ethereum.go
@@ -93,6 +93,9 @@ func (s *Ethereum) ConnectToPeer(addr string) error {
 	var alreadyConnected bool
 
 	eachPeer(s.peers, func(p *Peer, v *list.Element) {
+		if p.conn == nil {
+			return
+		}
 		phost, _, _ := net.SplitHostPort(p.conn.RemoteAddr().String())
 		ahost, _, _ := net.SplitHostPort(addr)
 
@@ -118,7 +121,7 @@ func (s *Ethereum) OutboundPeers() []*Peer {
 	outboundPeers := make([]*Peer, s.peers.Len())
 	length := 0
 	eachPeer(s.peers, func(p *Peer, e *list.Element) {
-		if !p.inbound {
+		if !p.inbound && p.conn != nil {
 			outboundPeers[length] = p
 			length++
 		}