Fixed memory leak with fulltext indexes

MDEV-22275 Assertion `global_status_var.global_memory_used == 0'
failed, bytes lost, or LeakSanitizer: detected memory leaks
after using temporary table with fulltext key

This affected MyISAM and Aria temporary tables

mysql-test/r/fulltext.result

@@ -776,3 +776,14 @@ CREATE FULLTEXT INDEX IF NOT EXISTS ft1 ON t1(title);
 Warnings:
 Note	1061	Duplicate key name 'ft1'
 DROP TABLE t1;
+#
+# MDEV-22275 (Memory leak)
+#
+CREATE TEMPORARY TABLE tmp (a TEXT) ENGINE=MyISAM;
+ALTER TABLE tmp ADD FULLTEXT (a);
+INSERT INTO tmp VALUES ('foo');
+DROP TABLE tmp;
+CREATE TEMPORARY TABLE tmp (a TEXT) ENGINE=Aria;
+ALTER TABLE tmp ADD FULLTEXT (a);
+INSERT INTO tmp VALUES ('foo');
+DROP TABLE tmp;

mysql-test/t/fulltext.test

@@ -716,3 +716,17 @@ CREATE TABLE t1 (
 CREATE FULLTEXT INDEX IF NOT EXISTS ft1 ON t1(title);
 CREATE FULLTEXT INDEX IF NOT EXISTS ft1 ON t1(title);
 DROP TABLE t1;
+
+--echo #
+--echo # MDEV-22275 (Memory leak)
+--echo #
+
+CREATE TEMPORARY TABLE tmp (a TEXT) ENGINE=MyISAM;
+ALTER TABLE tmp ADD FULLTEXT (a);
+INSERT INTO tmp VALUES ('foo');
+DROP TABLE tmp;
+
+CREATE TEMPORARY TABLE tmp (a TEXT) ENGINE=Aria;
+ALTER TABLE tmp ADD FULLTEXT (a);
+INSERT INTO tmp VALUES ('foo');
+DROP TABLE tmp;

storage/maria/ma_close.c

@@ -20,7 +20,7 @@
    to open other files during the time we flush the cache and close this file
 */
 
-#include "maria_def.h"
+#include "ma_ftdefs.h"
 #include "ma_crypt.h"
 
 int maria_close(register MARIA_HA *info)
@@ -86,6 +86,7 @@ int maria_close(register MARIA_HA *info)
     share->open_list= list_delete(share->open_list, &info->share_list);
   }
 
+  maria_ftparser_call_deinitializer(info);
   my_free(info->rec_buff);
   (*share->end)(info);
 

storage/myisam/mi_close.c

@@ -20,7 +20,7 @@
    to open other files during the time we flush the cache and close this file
 */
 
-#include "myisamdef.h"
+#include "ftdefs.h"
 
 int mi_close(register MI_INFO *info)
 {
@@ -60,6 +60,8 @@ int mi_close(register MI_INFO *info)
   mysql_mutex_unlock(&share->intern_lock);
 
   my_free(mi_get_rec_buff_ptr(info, info->rec_buff));
+  ftparser_call_deinitializer(info);
+
   if (flag)
   {
     DBUG_EXECUTE_IF("crash_before_flush_keys",