From 114e095e1bc4fd3b8c6c630713f255895787aa47 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Markus=20M=C3=A4kel=C3=A4?= <markus.makela@mariadb.com>
Date: Wed, 29 May 2019 12:41:53 +0300
Subject: [PATCH] MXS-2525: Fix non-plugin authentication

Older clients assume the plugin used for authentication is
mysql_native_password. If the client doesn't request plugin
authentication, don't treat it as an error.
---
 server/modules/authenticator/MySQLAuth/mysql_auth.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/modules/authenticator/MySQLAuth/mysql_auth.c b/server/modules/authenticator/MySQLAuth/mysql_auth.c
index 654e541e2..9a805725b 100644
--- a/server/modules/authenticator/MySQLAuth/mysql_auth.c
+++ b/server/modules/authenticator/MySQLAuth/mysql_auth.c
@@ -612,6 +612,10 @@ mysql_auth_set_client_data(
                             }
                         }
                     }
+                    else
+                    {
+                        client_data->correct_authenticator = true;
+                    }
                 }
             }
         }