From 789ed52f87ffd30d43e508e15f6530294979aa26 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Javier=20Jaramago=20Fern=C3=A1ndez?=
 <jaramago.fernandez.javier@gmail.com>
Date: Thu, 16 Sep 2021 17:39:08 +0200
Subject: [PATCH] Added default zero initialization for all variables from
 'MySQL_Threads_Handler::variables' struct #3625

---
 lib/MySQL_Thread.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/MySQL_Thread.cpp b/lib/MySQL_Thread.cpp
index cb9f4f4c8..4c509a139 100644
--- a/lib/MySQL_Thread.cpp
+++ b/lib/MySQL_Thread.cpp
@@ -1029,6 +1029,8 @@ MySQL_Threads_Handler::MySQL_Threads_Handler() {
 	shutdown_=0;
 	pthread_rwlock_init(&rwlock,NULL);
 	pthread_attr_init(&attr);
+	// Zero initialize all variables
+	memset(&variables, 0, sizeof(variables));
 	variables.shun_on_failures=5;
 	variables.shun_recovery_time_sec=10;
 	variables.query_retries_on_failure=1;