clear pointer on release

diff --git a/src/switch_core_sqldb.c b/src/switch_core_sqldb.c
index 7f2c9c712ff7ddb2c62f7490e5c9514689e9503b..940b1c4698a0bf7024218da31f6cd416ae35b626 100644 (file)
--- a/src/switch_core_sqldb.c
+++ b/src/switch_core_sqldb.c
@@ -289,6 +289,8 @@ SWITCH_DECLARE(void) switch_cache_db_release_db_handle(switch_cache_db_handle_t
                switch_mutex_lock(sql_manager.dbh_mutex);
                (*dbh)->last_used = switch_epoch_time_now(NULL);
 
+               (*dbh)->io_mutex = NULL;
+               
                if ((*dbh)->use_count) {
                        if (--(*dbh)->use_count == 0) {
                                (*dbh)->thread_hash = 1;