From 2685ef6aa9354ae0ab3f84c62435a8988c3e04f6 Mon Sep 17 00:00:00 2001
From: Matt Joiner <anacrolix@gmail.com>
Date: Tue, 10 Jul 2018 12:23:00 +1000
Subject: [PATCH] Use half open limit directly from Config

---
 client.go  | 2 --
 torrent.go | 4 ++--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/client.go b/client.go
index 3c8cc28a..975106f4 100644
--- a/client.go
+++ b/client.go
@@ -48,7 +48,6 @@ type Client struct {
 	config *ClientConfig
 	logger *log.Logger
 
-	halfOpenLimit  int
 	peerID         PeerID
 	defaultStorage *storage.Client
 	onClose        []func()
@@ -180,7 +179,6 @@ func NewClient(cfg *ClientConfig) (cl *Client, err error) {
 		}
 	}()
 	cl = &Client{
-		halfOpenLimit:     cfg.HalfOpenConnsPerTorrent,
 		config:            cfg,
 		dopplegangerAddrs: make(map[string]struct{}),
 		torrents:          make(map[metainfo.Hash]*Torrent),
diff --git a/torrent.go b/torrent.go
index 29363058..0360c514 100644
--- a/torrent.go
+++ b/torrent.go
@@ -1059,7 +1059,7 @@ func (t *Torrent) maxHalfOpen() int {
 	extraIncoming := int64(t.numReceivedConns() - t.maxEstablishedConns/2)
 	// We want to allow some experimentation with new peers, and to try to
 	// upset an oversupply of received connections.
-	return int(min(max(5, extraIncoming)+establishedHeadroom, int64(t.cl.halfOpenLimit)))
+	return int(min(max(5, extraIncoming)+establishedHeadroom, int64(t.cl.config.HalfOpenConnsPerTorrent)))
 }
 
 func (t *Torrent) openNewConns() {
@@ -1792,5 +1792,5 @@ func (t *Torrent) pieceQueuedForHash(i pieceIndex) bool {
 }
 
 func (t *Torrent) dialTimeout() time.Duration {
-	return reducedDialTimeout(t.cl.config.MinDialTimeout, t.cl.config.NominalDialTimeout, t.cl.halfOpenLimit, t.peers.Len())
+	return reducedDialTimeout(t.cl.config.MinDialTimeout, t.cl.config.NominalDialTimeout, t.cl.config.HalfOpenConnsPerTorrent, t.peers.Len())
 }