Fixed ASAN heap-use-after-free handler::ha_index_or_rnd_end

MDEV-16123 ASAN heap-use-after-free handler::ha_index_or_rnd_end
MDEV-13828 Segmentation fault on RENAME TABLE

Problem was that destructor called methods for closed table.
Fixed by removing code in destructor.

1 files changed, 2 insertions, 1 deletions

diff --git a/sql/sql_statistics.cc b/sql/sql_statistics.cc
index ce320e87a4f..471749ad346 100644
--- a/sql/sql_statistics.cc
+++ b/sql/sql_statistics.cc
@@ -1376,7 +1376,8 @@ public:
 
   ~Stat_table_write_iter()
   {
-    cleanup();
+    /* Ensure that cleanup has been run */
+    DBUG_ASSERT(rowid_buf == 0);
   }
 };