From f220f8685423f23f7417d4e562d97108a433ec65 Mon Sep 17 00:00:00 2001
From: Steven Allen <steven@stebalien.com>
Date: Tue, 9 Jul 2019 15:15:31 -0700
Subject: [PATCH] fix: don't assume that transports implement stringer

If they don't, this could end up reading a bunch of internal data, causing a
race (and yes, this has happened).
---
 swarm_conn.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/swarm_conn.go b/swarm_conn.go
index cdb9866a..c09957c1 100644
--- a/swarm_conn.go
+++ b/swarm_conn.go
@@ -122,7 +122,7 @@ func (c *Conn) start() {
 
 func (c *Conn) String() string {
 	return fmt.Sprintf(
-		"<swarm.Conn[%s] %s (%s) <-> %s (%s)>",
+		"<swarm.Conn[%T] %s (%s) <-> %s (%s)>",
 		c.conn.Transport(),
 		c.conn.LocalMultiaddr(),
 		c.conn.LocalPeer().Pretty(),