From 24a6d87c3f4bc69fdd1c619b36f8b74a61fd8bae Mon Sep 17 00:00:00 2001
From: Maran <maran.hidskes@gmail.com>
Date: Mon, 26 May 2014 11:47:47 +0200
Subject: [PATCH] Don't handshake if there is no key yet; first start on
 Ethereal

---
 peer.go | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/peer.go b/peer.go
index 7e505d680..d613bf6ff 100644
--- a/peer.go
+++ b/peer.go
@@ -531,13 +531,16 @@ func (p *Peer) Stop() {
 }
 
 func (p *Peer) pushHandshake() error {
-	pubkey := ethutil.GetKeyRing().Get(0).PublicKey
+	keyRing := ethutil.GetKeyRing().Get(0)
+	if keyRing != nil {
+		pubkey := keyRing.PublicKey
 
-	msg := ethwire.NewMessage(ethwire.MsgHandshakeTy, []interface{}{
-		uint32(ProtocolVersion), uint32(0), p.Version, byte(p.caps), p.port, pubkey[1:],
-	})
+		msg := ethwire.NewMessage(ethwire.MsgHandshakeTy, []interface{}{
+			uint32(ProtocolVersion), uint32(0), p.Version, byte(p.caps), p.port, pubkey[1:],
+		})
 
-	p.QueueMessage(msg)
+		p.QueueMessage(msg)
+	}
 
 	return nil
 }