From 501f5d21d344c56c78919fdf3bfa6604ed27b871 Mon Sep 17 00:00:00 2001
From: Feross Aboukhadijeh <feross@feross.org>
Date: Mon, 28 Mar 2016 19:19:05 -0700
Subject: [PATCH] On wire close, stop ut_pex sending interval

This was a source of interval leaks
---
 lib/torrent.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/torrent.js b/lib/torrent.js
index 3ff26a4c..eaa5396d 100644
--- a/lib/torrent.js
+++ b/lib/torrent.js
@@ -669,6 +669,11 @@ Torrent.prototype._onWire = function (wire, addr) {
         self.swarm.removePeer(peer)
       }
     })
+
+    wire.once('close', function () {
+      // Stop sending updates to remote peer
+      wire.ut_pex.reset()
+    })
   }
 
   // Hook to allow user-defined `bittorrent-protocol` extensions
@@ -724,7 +729,7 @@ Torrent.prototype._onWireWithMetadata = function (wire) {
     wire.unchoke()
   })
 
-  wire.on('close', function () {
+  wire.once('close', function () {
     clearTimeout(timeoutId)
   })