92 static int sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
4858 	struct sock *newsk = NULL;  in sctp_accept()  local
4890 	newsk = sp->pf->create_accept_sk(sk, asoc, arg->kern);  in sctp_accept()
4891 	if (!newsk) {  in sctp_accept()
4899 	error = sctp_sock_migrate(sk, newsk, asoc, SCTP_SOCKET_TCP);  in sctp_accept()
4901 		sk_common_release(newsk);  in sctp_accept()
4902 		newsk = NULL;  in sctp_accept()
4908 	return newsk;  in sctp_accept()
9464 void sctp_copy_sock(struct sock *newsk, struct sock *sk,  in sctp_copy_sock()  argument
9471 	newsk->sk_type = sk->sk_type;  in sctp_copy_sock()
9472 	newsk->sk_bound_dev_if = sk->sk_bound_dev_if;  in sctp_copy_sock()
9473 	newsk->sk_flags = sk->sk_flags;  in sctp_copy_sock()
9474 	newsk->sk_tsflags = sk->sk_tsflags;  in sctp_copy_sock()
9475 	newsk->sk_no_check_tx = sk->sk_no_check_tx;  in sctp_copy_sock()
9476 	newsk->sk_no_check_rx = sk->sk_no_check_rx;  in sctp_copy_sock()
9477 	newsk->sk_reuse = sk->sk_reuse;  in sctp_copy_sock()
9478 	sctp_sk(newsk)->reuse = sp->reuse;  in sctp_copy_sock()
9480 	newsk->sk_shutdown = sk->sk_shutdown;  in sctp_copy_sock()
9481 	newsk->sk_destruct = sk->sk_destruct;  in sctp_copy_sock()
9482 	newsk->sk_family = sk->sk_family;  in sctp_copy_sock()
9483 	newsk->sk_protocol = IPPROTO_SCTP;  in sctp_copy_sock()
9484 	newsk->sk_backlog_rcv = sk->sk_prot->backlog_rcv;  in sctp_copy_sock()
9485 	newsk->sk_sndbuf = sk->sk_sndbuf;  in sctp_copy_sock()
9486 	newsk->sk_rcvbuf = sk->sk_rcvbuf;  in sctp_copy_sock()
9487 	newsk->sk_lingertime = sk->sk_lingertime;  in sctp_copy_sock()
9488 	newsk->sk_rcvtimeo = sk->sk_rcvtimeo;  in sctp_copy_sock()
9489 	newsk->sk_sndtimeo = sk->sk_sndtimeo;  in sctp_copy_sock()
9490 	newsk->sk_rxhash = sk->sk_rxhash;  in sctp_copy_sock()
9492 	newinet = inet_sk(newsk);  in sctp_copy_sock()
9505 	inet_set_bit(MC_LOOP, newsk);  in sctp_copy_sock()
9510 	if (newsk->sk_flags & SK_FLAGS_TIMESTAMP)  in sctp_copy_sock()
9516 	security_sctp_sk_clone(asoc, sk, newsk);  in sctp_copy_sock()
9532 static int sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,  in sctp_sock_migrate()  argument
9537 	struct sctp_sock *newsp = sctp_sk(newsk);  in sctp_sock_migrate()
9548 	newsk->sk_sndbuf = oldsk->sk_sndbuf;  in sctp_sock_migrate()
9549 	newsk->sk_rcvbuf = oldsk->sk_rcvbuf;  in sctp_sock_migrate()
9551 	sctp_copy_descendant(newsk, oldsk);  in sctp_sock_migrate()
9564 	sk_add_bind_node(newsk, &pp->owner);  in sctp_sock_migrate()
9565 	sctp_sk(newsk)->bind_hash = pp;  in sctp_sock_migrate()
9566 	inet_sk(newsk)->inet_num = inet_sk(oldsk)->inet_num;  in sctp_sock_migrate()
9596 			__skb_queue_tail(&newsk->sk_receive_queue, skb);  in sctp_sock_migrate()
9597 			sctp_skb_set_owner_r_frag(skb, newsk);  in sctp_sock_migrate()
9607 	atomic_set(&sctp_sk(newsk)->pd_mode, assoc->ulpq.pd_mode);  in sctp_sock_migrate()
9616 			queue = &newsk->sk_receive_queue;  in sctp_sock_migrate()
9626 				sctp_skb_set_owner_r_frag(skb, newsk);  in sctp_sock_migrate()
9638 	sctp_for_each_rx_skb(assoc, newsk, sctp_skb_set_owner_r_frag);  in sctp_sock_migrate()
9655 	lock_sock_nested(newsk, SINGLE_DEPTH_NESTING);  in sctp_sock_migrate()
9657 	sctp_assoc_migrate(assoc, newsk);  in sctp_sock_migrate()
9663 	if (sctp_state(assoc, CLOSED) && sctp_style(newsk, TCP)) {  in sctp_sock_migrate()
9664 		inet_sk_set_state(newsk, SCTP_SS_CLOSED);  in sctp_sock_migrate()
9665 		newsk->sk_shutdown |= RCV_SHUTDOWN;  in sctp_sock_migrate()
9667 		inet_sk_set_state(newsk, SCTP_SS_ESTABLISHED);  in sctp_sock_migrate()
9670 	release_sock(newsk);  in sctp_sock_migrate()