From d6793b005448f18a2f019dcc2936dafcb6f4cac3 Mon Sep 17 00:00:00 2001
From: Adrian Preston <PRESTONA@uk.ibm.com>
Date: Mon, 7 Aug 2023 13:35:14 +0100
Subject: [PATCH] fix: avoid logging value of proxy.Dialer

If Go's logging implementation is plugged into Sarama then it will
introspect the contents of the Dialer, potentially giving rise to
concurrent access to a map used to implement the dialer.

Fixes #2547

Signed-off-by: Adrian Preston <PRESTONA@uk.ibm.com>
---
 config.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/config.go b/config.go
index 19241e2e6..4876d8fbf 100644
--- a/config.go
+++ b/config.go
@@ -856,7 +856,7 @@ func (c *Config) Validate() error {
 
 func (c *Config) getDialer() proxy.Dialer {
 	if c.Net.Proxy.Enable {
-		Logger.Printf("using proxy %s", c.Net.Proxy.Dialer)
+		Logger.Println("using proxy")
 		return c.Net.Proxy.Dialer
 	} else {
 		return &net.Dialer{