From c58be715bdf52c72b521cc72104de76c7e3ee26e Mon Sep 17 00:00:00 2001
From: Chris Camel <camel.christophe@gmail.com>
Date: Tue, 16 Jun 2020 18:45:34 +0200
Subject: [PATCH] add deferred Close to connection

---
 sendmail.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sendmail.go b/sendmail.go
index 7595eec..730332f 100644
--- a/sendmail.go
+++ b/sendmail.go
@@ -91,6 +91,7 @@ func (m *SendMailRequest) Execute() error {
 	if err != nil {
 		return fmt.Errorf("failed initiating smtp connection (%s)", err)
 	}
+	defer conn.Close()
 
 	smtpClient, err := smtp.NewClient(conn, smtpServerHost)
 	if err != nil {