78 	return (u8 *)block->cn - (u8 *)block->first_cn + block->cn->len;  in w1_reply_len()
84 		u16 len = w1_reply_len(block);  in w1_unref_block()  local
85 		if (len) {  in w1_unref_block()
86 			cn_netlink_send_mult(block->first_cn, len,  in w1_unref_block()
103 	u16 len = w1_reply_len(block);  in w1_reply_make_space()  local
104 	if (len + space >= block->maxlen) {  in w1_reply_make_space()
105 		cn_netlink_send_mult(block->first_cn, len, block->portid, 0, GFP_KERNEL);  in w1_reply_make_space()
106 		block->first_cn->len = 0;  in w1_reply_make_space()
132 		block->msg = (struct w1_netlink_msg *)(block->cn->data + block->cn->len);  in w1_netlink_setup_msg()
137 				block->cn->len);  in w1_netlink_setup_msg()
142 		block->cn->len = 0;  in w1_netlink_setup_msg()
157 		sizeof(struct w1_netlink_msg) + sizeof(*cmd) + cmd->len);  in w1_netlink_queue_cmd()
165 	block->cn->len += sizeof(*block->msg);  in w1_netlink_queue_cmd()
166 	block->msg->len = 0;  in w1_netlink_queue_cmd()
169 	space = sizeof(*cmd) + cmd->len;  in w1_netlink_queue_cmd()
172 	block->cn->len += space;  in w1_netlink_queue_cmd()
173 	block->msg->len += space;  in w1_netlink_queue_cmd()
188 	block->cn->len += sizeof(*req_msg);  in w1_netlink_queue_status()
189 	block->msg->len = 0;  in w1_netlink_queue_status()
194 		block->cn->len += sizeof(*cmd);  in w1_netlink_queue_status()
195 		block->msg->len += sizeof(*cmd);  in w1_netlink_queue_status()
196 		cmd->len = 0;  in w1_netlink_queue_status()
220 	packet.cn.len = sizeof(packet.msg);  in w1_netlink_send_error()
221 	packet.msg.len = 0;  in w1_netlink_send_error()
245 	packet.cn.len = sizeof(*msg);  in w1_netlink_send()
248 	packet.msg.len = 0;  in w1_netlink_send()
263 		cache_cmd->len = 0;  in w1_send_slave()
267 	data = (u64 *)(block->cmd->data + block->cmd->len);  in w1_send_slave()
270 	block->cn->len += sizeof(*data);  in w1_send_slave()
271 	block->msg->len += sizeof(*data);  in w1_send_slave()
272 	block->cmd->len += sizeof(*data);  in w1_send_slave()
288 	req_cmd->len = 0;  in w1_get_slaves()
314 		w1_touch_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
318 		w1_read_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
322 		w1_write_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
339 	if (cmd->len != sizeof(*id))  in w1_process_command_addremove()
411 		sl->reg_num.crc, cmd->cmd, cmd->len);  in w1_process_command_slave()
432 	cn->len = sizeof(struct w1_netlink_msg);  in w1_process_command_root()
437 	msg->len = 0;  in w1_process_command_root()
442 		if (cn->len + sizeof(*id) > PAGE_SIZE - sizeof(struct cn_msg)) {  in w1_process_command_root()
444 			cn->len = sizeof(struct w1_netlink_msg);  in w1_process_command_root()
445 			msg->len = 0;  in w1_process_command_root()
450 		msg->len += sizeof(*id);  in w1_process_command_root()
451 		cn->len += sizeof(*id);  in w1_process_command_root()
465 	u16 mlen = node->msg->len;  in w1_process_cb()
466 	u16 len;  in w1_process_cb()  local
478 		if (cmd->len + sizeof(struct w1_netlink_cmd) > mlen) {  in w1_process_cb()
492 		len = sizeof(*cmd) + cmd->len;  in w1_process_cb()
493 		cmd = (struct w1_netlink_cmd *)((u8 *)cmd + len);  in w1_process_cb()
494 		mlen -= len;  in w1_process_cb()
521 	u16 mlen = msg->len;  in w1_list_count_cmds()
522 	u16 len;  in w1_list_count_cmds()  local
525 		if (cmd->len + sizeof(struct w1_netlink_cmd) > mlen)  in w1_list_count_cmds()
535 		len = sizeof(*cmd) + cmd->len;  in w1_list_count_cmds()
536 		cmd = (struct w1_netlink_cmd *)((u8 *)cmd + len);  in w1_list_count_cmds()
537 		mlen -= len;  in w1_list_count_cmds()
579 	msg_len = cn->len;  in w1_cn_callback()
581 		if (msg->len + sizeof(struct w1_netlink_msg) > msg_len) {  in w1_cn_callback()
594 		msg_len -= sizeof(struct w1_netlink_msg) + msg->len;  in w1_cn_callback()
596 			sizeof(struct w1_netlink_msg) + msg->len);  in w1_cn_callback()
601 		int reply_size = sizeof(*cn) + cn->len + slave_len;  in w1_cn_callback()
617 			sizeof(struct w1_cb_block) + sizeof(*cn) + cn->len +  in w1_cn_callback()
633 		memcpy(&block->request_cn, cn, sizeof(*cn) + cn->len);  in w1_cn_callback()
634 		node = (struct w1_cb_node *)(block->request_cn.data + cn->len);  in w1_cn_callback()
650 	msg_len = cn->len;  in w1_cn_callback()
656 		if (msg->len + sizeof(struct w1_netlink_msg) > msg_len) {  in w1_cn_callback()
670 		if (!msg->len) {  in w1_cn_callback()
685 				msg->type, msg->len);  in w1_cn_callback()
718 		msg_len -= sizeof(struct w1_netlink_msg) + msg->len;  in w1_cn_callback()
720 			sizeof(struct w1_netlink_msg) + msg->len);  in w1_cn_callback()