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BUG#21658: Crash partition test in prepared statement protocol

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sql/sql_partition.cc:
  Removed unused variables
  Used thd->free_items() method
sql/table.cc:
  Changed order of calls
This commit is contained in:
unknown 2006-08-31 04:16:22 -04:00
parent a8b3ecfa0a
commit abf8f4f154
2 changed files with 5 additions and 12 deletions
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13
sql/sql_partition.cc
View File

@ -869,12 +869,9 @@ bool fix_fields_part_func(THD *thd, Item* func_expr, TABLE *table,
bool is_sub_part, bool is_field_to_be_setup)
{
MEM_ROOT new_mem_root;
Query_arena partition_arena(&new_mem_root, Query_arena::INITIALIZED);
Query_arena backup_arena;
partition_info *part_info= table->part_info;
uint dir_length, home_dir_length;
bool result= TRUE;
bool is_prepare;
TABLE_LIST tables;
TABLE_LIST *save_table_list, *save_first_table, *save_last_table;
int error;
@ -1424,7 +1421,6 @@ bool fix_partition_func(THD *thd, TABLE *table,
bool result= TRUE;
partition_info *part_info= table->part_info;
enum_mark_columns save_mark_used_columns= thd->mark_used_columns;
Item *thd_free_list= thd->free_list;
DBUG_ENTER("fix_partition_func");
if (part_info->fixed)
@ -3426,8 +3422,7 @@ bool mysql_unpack_partition(THD *thd, const uchar *part_buf,
DBUG_PRINT("info", ("Parse: %s", part_buf));
if (MYSQLparse((void*)thd) || thd->is_fatal_error)
{
free_items(thd->free_list);
thd->free_list= NULL;
thd->free_items();
goto end;
}
/*
@ -3485,9 +3480,8 @@ bool mysql_unpack_partition(THD *thd, const uchar *part_buf,
just to ensure we don't get into strange situations with the
item objects.
*/
free_items(thd->free_list);
thd->free_items();
part_info= thd->work_part_info;
thd->free_list= NULL;
table->s->version= 0UL;
}
}
@ -3517,8 +3511,7 @@ bool mysql_unpack_partition(THD *thd, const uchar *part_buf,
!((subpart_func_string= thd->alloc(subpart_func_len)))))
{
mem_alloc_error(part_func_len);
free_items(thd->free_list);
thd->free_list= NULL;
thd->free_items();
goto end;
}
if (part_func_len)

4
sql/table.cc
View File

@ -1499,10 +1499,10 @@ int open_table_from_share(THD *thd, TABLE_SHARE *share, const char *alias,
DBUG_PRINT("info", ("autopartitioned: %u", share->auto_partitioned));
if (!tmp)
tmp= fix_partition_func(thd, outparam, is_create_table);
if (!tmp)
outparam->part_info->item_free_list= part_func_arena.free_list;
thd->stmt_arena= backup_stmt_arena_ptr;
thd->restore_active_arena(&part_func_arena, &backup_arena);
if (!tmp)
outparam->part_info->item_free_list= part_func_arena.free_list;
if (tmp)
{
if (is_create_table)