From b8bba93f08f20cd4230660ad736a76c89ef38113 Mon Sep 17 00:00:00 2001
From: Johan Wikman <johan.wikman@mariadb.com>
Date: Wed, 2 May 2018 10:37:03 +0300
Subject: [PATCH] MXS-1839 Do not leak memory from maxinfo "show sessions"

When there is nothing more to show, the resultset user data
must be freed.
---
 server/core/session.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/core/session.c b/server/core/session.c
index 9a437aaca..860d98209 100644
--- a/server/core/session.c
+++ b/server/core/session.c
@@ -780,6 +780,10 @@ sessionRowCallback(RESULTSET *set, void *data)
         row = cbdata->row;
         cbdata->row = NULL;
     }
+    else
+    {
+        MXS_FREE(cbdata);
+    }
 
     return row;
 }