From 08a22ba1c9b0513d9a32509bbfe5b49261ee7676 Mon Sep 17 00:00:00 2001
From: Venkatesh Duggirala <venkatesh.duggirala@oracle.com>
Date: Sat, 26 Jan 2013 15:03:01 +0530
Subject: [PATCH] Bug#16056813-MEMORY LEAK ON FILTERED SLAVE

Due to not resetting a member (last_added) of
Deferred events class inside a clean up function
(Deferred_log_events::rewind), there is a memory
leak on filtered slaves.

Fix:
Resetting last_added to NULL in rewind() function.

sql/rpl_utility.cc:
  Resetting last_added to NULL to avoid memory leak
---
 sql/rpl_utility.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sql/rpl_utility.cc b/sql/rpl_utility.cc
index 8efb376b5b6..2643f2d6059 100644
--- a/sql/rpl_utility.cc
+++ b/sql/rpl_utility.cc
@@ -1117,6 +1117,7 @@ void Deferred_log_events::rewind()
       Log_event *ev= *(Log_event **) dynamic_array_ptr(&array, i);
       delete ev;
     }
+    last_added= NULL;
     if (array.elements > array.max_element)
       freeze_size(&array);
     reset_dynamic(&array);