From 42bf6b58a6caa7225fcedc2c4799d5f945b344c2 Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Mon, 17 May 2021 09:08:39 +1000
Subject: [PATCH] Fix in decPieceAvailability when we don't have torrent info

Happens when we close a Peer before getting Torrent info.
---
 torrent.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/torrent.go b/torrent.go
index 70e4ecd8..da71ba93 100644
--- a/torrent.go
+++ b/torrent.go
@@ -158,6 +158,9 @@ func (t *Torrent) pieceAvailabilityFromPeers(i pieceIndex) (count int) {
 }
 
 func (t *Torrent) decPieceAvailability(i pieceIndex) {
+	if !t.haveInfo() {
+		return
+	}
 	p := t.piece(i)
 	if p.availability <= 0 {
 		panic(p.availability)
-- 
2.48.1