From ca4ba26b9dd288300a4bf4ff52a64d82bd7638ae Mon Sep 17 00:00:00 2001
From: Max Leske <maxleske@gmail.com>
Date: Tue, 27 Sep 2022 07:11:54 +0200
Subject: [PATCH] fix: Close net.Conn before setting up a new one

---
 ftwhttp/client.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ftwhttp/client.go b/ftwhttp/client.go
index ce83823..729b78b 100644
--- a/ftwhttp/client.go
+++ b/ftwhttp/client.go
@@ -62,13 +62,16 @@ func (c *Client) NewOrReusedConnection(d Destination) error {
 	if c.Transport == nil {
 		return c.NewConnection(d)
 	}
+	if err := c.Transport.connection.Close(); err != nil {
+		return err
+	}
 
 	netConn, err := c.dial(d)
 	if err == nil {
 		c.Transport.connection = netConn
 	}
-	return err
 
+	return err
 }
 
 // dial tries to establish a connection