From: Matt Joiner <anacrolix@gmail.com>
Date: Mon, 30 Jun 2014 14:06:58 +0000 (+1000)
Subject: Fix crash when peer has only sent lower-index HAVE messages
X-Git-Tag: v1.0.0~1688
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=17acbb485caae6dafd26d724996830a436914463;p=btrtrc.git

Fix crash when peer has only sent lower-index HAVE messages
---

diff --git a/connection.go b/connection.go
index f986c5cb..91d5b327 100644
--- a/connection.go
+++ b/connection.go
@@ -104,6 +104,9 @@ func (c *connection) PeerHasPiece(index peer_protocol.Integer) bool {
 	if c.PeerPieces == nil {
 		return false
 	}
+	if int(index) >= len(c.PeerPieces) {
+		return false
+	}
 	return c.PeerPieces[index]
 }