2660 	struct nlmsghdr *nlh;  in __nlmsg_put()  local
2663 	nlh = (struct nlmsghdr *)skb_put(skb, NLMSG_ALIGN(size));  in __nlmsg_put()
2664 	nlh->nlmsg_type = type;  in __nlmsg_put()
2665 	nlh->nlmsg_len = size;  in __nlmsg_put()
2666 	nlh->nlmsg_flags = flags;  in __nlmsg_put()
2667 	nlh->nlmsg_pid = portid;  in __nlmsg_put()
2668 	nlh->nlmsg_seq = seq;  in __nlmsg_put()
2670 		memset(nlmsg_data(nlh) + len, 0, NLMSG_ALIGN(size) - size);  in __nlmsg_put()
2671 	return nlh;  in __nlmsg_put()
2685 	struct nlmsghdr *nlh;  in netlink_dump()  local
2748 	nlh = nlmsg_put_answer(skb, cb, NLMSG_DONE, sizeof(len), NLM_F_MULTI);  in netlink_dump()
2749 	if (!nlh)  in netlink_dump()
2752 	nl_dump_check_consistent(cb, nlh);  in netlink_dump()
2754 	memcpy(nlmsg_data(nlh), &len, sizeof(len));  in netlink_dump()
2777 			 const struct nlmsghdr *nlh,  in __netlink_dump_start()  argument
2819 	cb->nlh = nlh;  in __netlink_dump_start()
2849 void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err)  in netlink_ack()  argument
2858 		payload += nlmsg_len(nlh);  in netlink_ack()
2876 	rep = __nlmsg_put(skb, NETLINK_CB(in_skb).portid, nlh->nlmsg_seq,  in netlink_ack()
2880 	memcpy(&errmsg->msg, nlh, err ? nlh->nlmsg_len : sizeof(*nlh));  in netlink_ack()
2888 	struct nlmsghdr *nlh;  in netlink_rcv_skb()  local
2894 		nlh = nlmsg_hdr(skb);  in netlink_rcv_skb()
2897 		if (nlh->nlmsg_len < NLMSG_HDRLEN || skb->len < nlh->nlmsg_len)  in netlink_rcv_skb()
2901 		if (!(nlh->nlmsg_flags & NLM_F_REQUEST))  in netlink_rcv_skb()
2905 		if (nlh->nlmsg_type < NLMSG_MIN_TYPE)  in netlink_rcv_skb()
2908 		err = cb(skb, nlh);  in netlink_rcv_skb()
2913 		if (nlh->nlmsg_flags & NLM_F_ACK || err)  in netlink_rcv_skb()
2914 			netlink_ack(skb, nlh, err);  in netlink_rcv_skb()
2917 		msglen = NLMSG_ALIGN(nlh->nlmsg_len);  in netlink_rcv_skb()