59 	return (u8 *)block->cn - (u8 *)block->first_cn + block->cn->len;  in w1_reply_len()
65 		u16 len = w1_reply_len(block);  in w1_unref_block()  local
66 		if (len) {  in w1_unref_block()
67 			cn_netlink_send_mult(block->first_cn, len,  in w1_unref_block()
85 	u16 len = w1_reply_len(block);  in w1_reply_make_space()  local
86 	if (len + space >= block->maxlen) {  in w1_reply_make_space()
87 		cn_netlink_send_mult(block->first_cn, len, block->portid,  in w1_reply_make_space()
89 		block->first_cn->len = 0;  in w1_reply_make_space()
115 		block->msg = (struct w1_netlink_msg *)(block->cn->data + block->cn->len);  in w1_netlink_setup_msg()
120 				block->cn->len);  in w1_netlink_setup_msg()
125 		block->cn->len = 0;  in w1_netlink_setup_msg()
140 		sizeof(struct w1_netlink_msg) + sizeof(*cmd) + cmd->len);  in w1_netlink_queue_cmd()
148 	block->cn->len += sizeof(*block->msg);  in w1_netlink_queue_cmd()
149 	block->msg->len = 0;  in w1_netlink_queue_cmd()
152 	space = sizeof(*cmd) + cmd->len;  in w1_netlink_queue_cmd()
155 	block->cn->len += space;  in w1_netlink_queue_cmd()
156 	block->msg->len += space;  in w1_netlink_queue_cmd()
171 	block->cn->len += sizeof(*req_msg);  in w1_netlink_queue_status()
172 	block->msg->len = 0;  in w1_netlink_queue_status()
177 		block->cn->len += sizeof(*cmd);  in w1_netlink_queue_status()
178 		block->msg->len += sizeof(*cmd);  in w1_netlink_queue_status()
179 		cmd->len = 0;  in w1_netlink_queue_status()
203 	packet.cn.len = sizeof(packet.msg);  in w1_netlink_send_error()
204 	packet.msg.len = 0;  in w1_netlink_send_error()
228 	packet.cn.len = sizeof(*msg);  in w1_netlink_send()
231 	packet.msg.len = 0;  in w1_netlink_send()
246 		cache_cmd->len = 0;  in w1_send_slave()
250 	data = (u64 *)(block->cmd->data + block->cmd->len);  in w1_send_slave()
253 	block->cn->len += sizeof(*data);  in w1_send_slave()
254 	block->msg->len += sizeof(*data);  in w1_send_slave()
255 	block->cmd->len += sizeof(*data);  in w1_send_slave()
271 	req_cmd->len = 0;  in w1_get_slaves()
297 		w1_touch_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
301 		w1_read_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
305 		w1_write_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
322 	if (cmd->len != sizeof(*id))  in w1_process_command_addremove()
394 		sl->reg_num.crc, cmd->cmd, cmd->len);  in w1_process_command_slave()
415 	cn->len = sizeof(struct w1_netlink_msg);  in w1_process_command_root()
420 	msg->len = 0;  in w1_process_command_root()
425 		if (cn->len + sizeof(*id) > PAGE_SIZE - sizeof(struct cn_msg)) {  in w1_process_command_root()
427 			cn->len = sizeof(struct w1_netlink_msg);  in w1_process_command_root()
428 			msg->len = 0;  in w1_process_command_root()
433 		msg->len += sizeof(*id);  in w1_process_command_root()
434 		cn->len += sizeof(*id);  in w1_process_command_root()
448 	u16 mlen = node->msg->len;  in w1_process_cb()
449 	u16 len;  in w1_process_cb()  local
461 		if (cmd->len + sizeof(struct w1_netlink_cmd) > mlen) {  in w1_process_cb()
475 		len = sizeof(*cmd) + cmd->len;  in w1_process_cb()
476 		cmd = (struct w1_netlink_cmd *)((u8 *)cmd + len);  in w1_process_cb()
477 		mlen -= len;  in w1_process_cb()
504 	u16 mlen = msg->len;  in w1_list_count_cmds()
505 	u16 len;  in w1_list_count_cmds()  local
508 		if (cmd->len + sizeof(struct w1_netlink_cmd) > mlen)  in w1_list_count_cmds()
518 		len = sizeof(*cmd) + cmd->len;  in w1_list_count_cmds()
519 		cmd = (struct w1_netlink_cmd *)((u8 *)cmd + len);  in w1_list_count_cmds()
520 		mlen -= len;  in w1_list_count_cmds()
562 	msg_len = cn->len;  in w1_cn_callback()
564 		if (msg->len + sizeof(struct w1_netlink_msg) > msg_len) {  in w1_cn_callback()
577 		msg_len -= sizeof(struct w1_netlink_msg) + msg->len;  in w1_cn_callback()
579 			sizeof(struct w1_netlink_msg) + msg->len);  in w1_cn_callback()
584 		int reply_size = sizeof(*cn) + cn->len + slave_len;  in w1_cn_callback()
600 			sizeof(struct w1_cb_block) + sizeof(*cn) + cn->len +  in w1_cn_callback()
617 		memcpy(block->request_cn.data, cn->data, cn->len);  in w1_cn_callback()
618 		node = (struct w1_cb_node *)(block->request_cn.data + cn->len);  in w1_cn_callback()
634 	msg_len = cn->len;  in w1_cn_callback()
640 		if (msg->len + sizeof(struct w1_netlink_msg) > msg_len) {  in w1_cn_callback()
654 		if (!msg->len) {  in w1_cn_callback()
669 				msg->type, msg->len);  in w1_cn_callback()
702 		msg_len -= sizeof(struct w1_netlink_msg) + msg->len;  in w1_cn_callback()
704 			sizeof(struct w1_netlink_msg) + msg->len);  in w1_cn_callback()