309 	struct xenbus_transaction_holder *trans, *tmp;  in xenbus_worker()  local
320 	list_for_each_entry_safe(trans, tmp, &u->transactions, list) {  in xenbus_worker()
321 		xenbus_transaction_end(trans->handle, 1);  in xenbus_worker()
322 		list_del(&trans->list);  in xenbus_worker()
323 		kfree(trans);  in xenbus_worker()
354 	struct xenbus_transaction_holder *trans;  in xenbus_get_transaction()  local
356 	list_for_each_entry(trans, &u->transactions, list)  in xenbus_get_transaction()
357 		if (trans->handle.id == tx_id)  in xenbus_get_transaction()
358 			return trans;  in xenbus_get_transaction()
366 	struct xenbus_transaction_holder *trans = NULL;  in xenbus_dev_queue_reply()  local
375 		trans = xenbus_get_transaction(u, 0);  in xenbus_dev_queue_reply()
376 		if (WARN_ON(!trans))  in xenbus_dev_queue_reply()
379 			list_del(&trans->list);  in xenbus_dev_queue_reply()
380 			kfree(trans);  in xenbus_dev_queue_reply()
382 			rc = kstrtou32(req->body, 10, &trans->handle.id);  in xenbus_dev_queue_reply()
387 		trans = xenbus_get_transaction(u, req->msg.tx_id);  in xenbus_dev_queue_reply()
388 		if (WARN_ON(!trans))  in xenbus_dev_queue_reply()
390 		list_del(&trans->list);  in xenbus_dev_queue_reply()
391 		kfree(trans);  in xenbus_dev_queue_reply()
450 	struct xenbus_transaction_holder *trans = NULL;  in xenbus_write_transaction()  local
457 		trans = kzalloc(sizeof(*trans), GFP_KERNEL);  in xenbus_write_transaction()
458 		if (!trans) {  in xenbus_write_transaction()
462 		trans->generation_id = xb_dev_generation_id;  in xenbus_write_transaction()
463 		list_add(&trans->list, &u->transactions);  in xenbus_write_transaction()
472 		trans = xenbus_get_transaction(u, msg->hdr.tx_id);  in xenbus_write_transaction()
473 		if (trans && trans->generation_id != xb_dev_generation_id) {  in xenbus_write_transaction()
474 			list_del(&trans->list);  in xenbus_write_transaction()
475 			kfree(trans);  in xenbus_write_transaction()
487 	if (rc && trans) {  in xenbus_write_transaction()
488 		list_del(&trans->list);  in xenbus_write_transaction()
489 		kfree(trans);  in xenbus_write_transaction()