From 11a43bf76830fa1885b6eed73c6c7c8602a4cc69 Mon Sep 17 00:00:00 2001
From: Rene Cannao <rene@proxysql.com>
Date: Sat, 14 Feb 2026 17:38:13 +0000
Subject: [PATCH] Fix uninitialized max_allowed_pkt in MySQL_Connection
 constructor

Initialize options.max_allowed_pkt to 0 to prevent Valgrind errors
when logging handshake debug information.
---
 lib/mysql_connection.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/mysql_connection.cpp b/lib/mysql_connection.cpp
index 7ba71030f..2247a31bd 100644
--- a/lib/mysql_connection.cpp
+++ b/lib/mysql_connection.cpp
@@ -457,6 +457,7 @@ MySQL_Connection::MySQL_Connection() {
 	options.ldap_user_variable_sent=false;
 	options.session_track_gtids_int=0;
 	options.server_capabilities=0;
+	options.max_allowed_pkt=0;
 
 	compression_pkt_id=0;
 	mysql_result=NULL;