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[Core] Database interface: fix potential crash in switch_cache_db_database_interface_flush_handles, code cleanup.

This commit is contained in:
Andrey Volk 2019-10-31 21:39:50 +04:00
parent cbc8d698a0
commit cd5d72ac74
1 changed files with 5 additions and 2 deletions
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7
src/switch_core_sqldb.c
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@ -153,6 +153,8 @@ SWITCH_DECLARE(void) switch_cache_db_database_interface_flush_handles(switch_dat
switch_mutex_lock(sql_manager.dbh_mutex);
top:
for (dbh_ptr = sql_manager.handle_pool; dbh_ptr; dbh_ptr = dbh_ptr->next) {
if (switch_mutex_trylock(dbh_ptr->mutex) == SWITCH_STATUS_SUCCESS) {
if (dbh_ptr->type != SCDB_TYPE_DATABASE_INTERFACE) {
@ -170,6 +172,7 @@ SWITCH_DECLARE(void) switch_cache_db_database_interface_flush_handles(switch_dat
del_handle(dbh_ptr);
switch_mutex_unlock(dbh_ptr->mutex);
destroy_handle(&dbh_ptr);
goto top;
}
}
@ -303,7 +306,7 @@ static void sql_close(time_t prune)
del_handle(dbh);
switch_mutex_unlock(dbh->mutex);
switch_core_destroy_memory_pool(&dbh->pool);
destroy_handle(&dbh);
goto top;
} else {
@ -432,7 +435,7 @@ SWITCH_DECLARE(switch_status_t) _switch_cache_db_get_db_handle_dsn_ex(switch_cac
const char *file, const char *func, int line)
{
switch_cache_db_connection_options_t connection_options = { {0} };
switch_cache_db_handle_type_t type;
switch_cache_db_handle_type_t type = SCDB_TYPE_CORE_DB;
switch_database_interface_t *database_interface = NULL;
char tmp[256] = "";
char *p;