From 1ca2e7e95a8899bccca4f15ab6bd85863ff3f80b Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Sat, 30 Jul 2016 00:41:45 +1000
Subject: [PATCH] Add some extra conditions to prevent network activity when a
 torrent is closed

From suggestions by @axet, this might be a thing sometimes.
---
 torrent.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/torrent.go b/torrent.go
index da0c92bb..dd3a83cf 100644
--- a/torrent.go
+++ b/torrent.go
@@ -1066,6 +1066,9 @@ func (t *Torrent) readerPieces() (ret bitmap.Bitmap) {
 }
 
 func (t *Torrent) needData() bool {
+	if t.closed.IsSet() {
+		return false
+	}
 	if !t.haveInfo() {
 		return true
 	}
@@ -1168,6 +1171,9 @@ func (t *Torrent) updateWantPeersEvent() {
 // Returns whether the client should make effort to seed the torrent.
 func (t *Torrent) seeding() bool {
 	cl := t.cl
+	if t.closed.IsSet() {
+		return false
+	}
 	if cl.config.NoUpload {
 		return false
 	}
@@ -1351,6 +1357,9 @@ func (t *Torrent) addConnection(c *connection) bool {
 }
 
 func (t *Torrent) wantConns() bool {
+	if t.closed.IsSet() {
+		return false
+	}
 	if !t.seeding() && !t.needData() {
 		return false
 	}