177 	NETLINK_CB(new).portid = NETLINK_CB(skb).portid;  in netlink_to_full_skb()
178 	NETLINK_CB(new).dst_group = NETLINK_CB(skb).dst_group;  in netlink_to_full_skb()
179 	NETLINK_CB(new).creds = NETLINK_CB(skb).creds;  in netlink_to_full_skb()
881 	return __netlink_ns_capable(&NETLINK_CB(skb), user_ns, cap);  in netlink_ns_capable()
1314 		NETLINK_CB(skb).sk = ssk;  in netlink_unicast_kernel()
1382 	return nlk_test_bit(STRICT_CHK, NETLINK_CB(skb).sk);  in netlink_strict_get_check()
1477 	NETLINK_CB(p->skb2).nsid = peernet2id(sock_net(sk), p->net);  in do_one_broadcast()
1478 	if (NETLINK_CB(p->skb2).nsid != NETNSA_NSID_NOT_ASSIGNED)  in do_one_broadcast()
1479 		NETLINK_CB(p->skb2).nsid_is_set = true;  in do_one_broadcast()
1790 	info.group = NETLINK_CB(skb).dst_group;  in netlink_cmsg_recv_pktinfo()
1797 	if (!NETLINK_CB(skb).nsid_is_set)  in netlink_cmsg_listen_all_nsid()
1801 		 &NETLINK_CB(skb).nsid);  in netlink_cmsg_listen_all_nsid()
1865 	NETLINK_CB(skb).portid	= nlk->portid;  in netlink_sendmsg()
1866 	NETLINK_CB(skb).dst_group = dst_group;  in netlink_sendmsg()
1867 	NETLINK_CB(skb).creds	= scm.creds;  in netlink_sendmsg()
1868 	NETLINK_CB(skb).flags	= netlink_skb_flags;  in netlink_sendmsg()
1949 		addr->nl_pid	= NETLINK_CB(skb).portid;  in netlink_recvmsg()
1950 		addr->nl_groups	= netlink_group_mask(NETLINK_CB(skb).dst_group);  in netlink_recvmsg()
2383 	sk = netlink_lookup(sock_net(ssk), ssk->sk_protocol, NETLINK_CB(skb).portid);  in __netlink_dump_start()
2413 	cb->strict_check = nlk_test_bit(STRICT_CHK, NETLINK_CB(skb).sk);  in __netlink_dump_start()
2456 	struct netlink_sock *nlk = nlk_sk(NETLINK_CB(in_skb).sk);  in netlink_ack()
2477 	rep = nlmsg_put(skb, NETLINK_CB(in_skb).portid, nlh->nlmsg_seq,  in netlink_ack()
2498 	nlmsg_unicast(in_skb->sk, skb, NETLINK_CB(in_skb).portid);  in netlink_ack()
2505 	WRITE_ONCE(NETLINK_CB(in_skb).sk->sk_err, ENOBUFS);  in netlink_ack()
2506 	sk_error_report(NETLINK_CB(in_skb).sk);  in netlink_ack()