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()
84 	u16 len = w1_reply_len(block);  in w1_reply_make_space()  local
85 	if (len + space >= block->maxlen) {  in w1_reply_make_space()
86 		cn_netlink_send_mult(block->first_cn, len, block->portid, 0, GFP_KERNEL);  in w1_reply_make_space()
87 		block->first_cn->len = 0;  in w1_reply_make_space()
113 		block->msg = (struct w1_netlink_msg *)(block->cn->data + block->cn->len);  in w1_netlink_setup_msg()
118 				block->cn->len);  in w1_netlink_setup_msg()
123 		block->cn->len = 0;  in w1_netlink_setup_msg()
138 		sizeof(struct w1_netlink_msg) + sizeof(*cmd) + cmd->len);  in w1_netlink_queue_cmd()
146 	block->cn->len += sizeof(*block->msg);  in w1_netlink_queue_cmd()
147 	block->msg->len = 0;  in w1_netlink_queue_cmd()
150 	space = sizeof(*cmd) + cmd->len;  in w1_netlink_queue_cmd()
153 	block->cn->len += space;  in w1_netlink_queue_cmd()
154 	block->msg->len += space;  in w1_netlink_queue_cmd()
169 	block->cn->len += sizeof(*req_msg);  in w1_netlink_queue_status()
170 	block->msg->len = 0;  in w1_netlink_queue_status()
175 		block->cn->len += sizeof(*cmd);  in w1_netlink_queue_status()
176 		block->msg->len += sizeof(*cmd);  in w1_netlink_queue_status()
177 		cmd->len = 0;  in w1_netlink_queue_status()
201 	packet.cn.len = sizeof(packet.msg);  in w1_netlink_send_error()
202 	packet.msg.len = 0;  in w1_netlink_send_error()
226 	packet.cn.len = sizeof(*msg);  in w1_netlink_send()
229 	packet.msg.len = 0;  in w1_netlink_send()
244 		cache_cmd->len = 0;  in w1_send_slave()
248 	data = (u64 *)(block->cmd->data + block->cmd->len);  in w1_send_slave()
251 	block->cn->len += sizeof(*data);  in w1_send_slave()
252 	block->msg->len += sizeof(*data);  in w1_send_slave()
253 	block->cmd->len += sizeof(*data);  in w1_send_slave()
269 	req_cmd->len = 0;  in w1_get_slaves()
295 		w1_touch_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
299 		w1_read_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
303 		w1_write_block(dev, cmd->data, cmd->len);  in w1_process_command_io()
320 	if (cmd->len != sizeof(*id))  in w1_process_command_addremove()
392 		sl->reg_num.crc, cmd->cmd, cmd->len);  in w1_process_command_slave()
413 	cn->len = sizeof(struct w1_netlink_msg);  in w1_process_command_root()
418 	msg->len = 0;  in w1_process_command_root()
423 		if (cn->len + sizeof(*id) > PAGE_SIZE - sizeof(struct cn_msg)) {  in w1_process_command_root()
425 			cn->len = sizeof(struct w1_netlink_msg);  in w1_process_command_root()
426 			msg->len = 0;  in w1_process_command_root()
431 		msg->len += sizeof(*id);  in w1_process_command_root()
432 		cn->len += sizeof(*id);  in w1_process_command_root()
446 	u16 mlen = node->msg->len;  in w1_process_cb()
447 	u16 len;  in w1_process_cb()  local
459 		if (cmd->len + sizeof(struct w1_netlink_cmd) > mlen) {  in w1_process_cb()
473 		len = sizeof(*cmd) + cmd->len;  in w1_process_cb()
474 		cmd = (struct w1_netlink_cmd *)((u8 *)cmd + len);  in w1_process_cb()
475 		mlen -= len;  in w1_process_cb()
502 	u16 mlen = msg->len;  in w1_list_count_cmds()
503 	u16 len;  in w1_list_count_cmds()  local
506 		if (cmd->len + sizeof(struct w1_netlink_cmd) > mlen)  in w1_list_count_cmds()
516 		len = sizeof(*cmd) + cmd->len;  in w1_list_count_cmds()
517 		cmd = (struct w1_netlink_cmd *)((u8 *)cmd + len);  in w1_list_count_cmds()
518 		mlen -= len;  in w1_list_count_cmds()
560 	msg_len = cn->len;  in w1_cn_callback()
562 		if (msg->len + sizeof(struct w1_netlink_msg) > msg_len) {  in w1_cn_callback()
575 		msg_len -= sizeof(struct w1_netlink_msg) + msg->len;  in w1_cn_callback()
577 			sizeof(struct w1_netlink_msg) + msg->len);  in w1_cn_callback()
582 		int reply_size = sizeof(*cn) + cn->len + slave_len;  in w1_cn_callback()
598 			sizeof(struct w1_cb_block) + sizeof(*cn) + cn->len +  in w1_cn_callback()
614 		memcpy(&block->request_cn, cn, sizeof(*cn) + cn->len);  in w1_cn_callback()
615 		node = (struct w1_cb_node *)(block->request_cn.data + cn->len);  in w1_cn_callback()
631 	msg_len = cn->len;  in w1_cn_callback()
637 		if (msg->len + sizeof(struct w1_netlink_msg) > msg_len) {  in w1_cn_callback()
651 		if (!msg->len) {  in w1_cn_callback()
666 				msg->type, msg->len);  in w1_cn_callback()
699 		msg_len -= sizeof(struct w1_netlink_msg) + msg->len;  in w1_cn_callback()
701 			sizeof(struct w1_netlink_msg) + msg->len);  in w1_cn_callback()