CID:1024564: remove unnecessary check

src/switch_core_session.c

@@ -1701,8 +1701,6 @@ static void *SWITCH_THREAD_FUNC switch_core_session_thread_pool_worker(switch_th
 		if (check_status == SWITCH_STATUS_SUCCESS && pop) {
 			switch_thread_data_t *td = (switch_thread_data_t *) pop;
 
-			if (!td) break;
-
 			switch_mutex_lock(session_manager.mutex);
 			session_manager.busy++;
 			switch_mutex_unlock(session_manager.mutex);