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Don't use free'd memory, bad idea

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Free all memory with mutex and destroy mutex as final step
This commit is contained in:
pappa@c-9a08e253.1238-1-64736c10.cust.bredbandsbolaget.se
2006-02-10 13:33:08 -05:00
parent d7f164a927
commit abe4952fcd
1 changed files with 7 additions and 5 deletions
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12
sql/sql_table.cc
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@ -864,20 +864,22 @@ release_table_log()
TABLE_LOG_MEMORY_ENTRY *used_list= global_table_log.first_used;
DBUG_ENTER("release_table_log");
VOID(pthread_mutex_destroy(&LOCK_gtl));
lock_global_table_log();
while (used_list)
{
TABLE_LOG_MEMORY_ENTRY *tmp= used_list;
TABLE_LOG_MEMORY_ENTRY *tmp= used_list->next_log_entry;
my_free((char*)used_list, MYF(0));
used_list= tmp->next_log_entry;
used_list= tmp;
}
while (free_list)
{
TABLE_LOG_MEMORY_ENTRY *tmp= free_list;
TABLE_LOG_MEMORY_ENTRY *tmp= free_list->next_log_entry;
my_free((char*)free_list, MYF(0));
free_list= tmp->next_log_entry;
free_list= tmp;
}
VOID(my_close(global_table_log.file_id, MYF(0)));
unlock_global_table_log();
VOID(pthread_mutex_destroy(&LOCK_gtl));
DBUG_VOID_RETURN;
}