143 	struct mptcp_options_received mp_opt;  in subflow_check_req()  local
156 	mptcp_get_options(sk_listener, skb, &mp_opt);  in subflow_check_req()
158 	opt_mp_capable = !!(mp_opt.suboptions & OPTIONS_MPTCP_MPC);  in subflow_check_req()
159 	opt_mp_join = !!(mp_opt.suboptions & OPTIONS_MPTCP_MPJ);  in subflow_check_req()
203 		subflow_req->backup = mp_opt.backup;  in subflow_check_req()
204 		subflow_req->remote_id = mp_opt.join_id;  in subflow_check_req()
205 		subflow_req->token = mp_opt.token;  in subflow_check_req()
206 		subflow_req->remote_nonce = mp_opt.nonce;  in subflow_check_req()
248 	struct mptcp_options_received mp_opt;  in mptcp_subflow_init_cookie_req()  local
253 	mptcp_get_options(sk_listener, skb, &mp_opt);  in mptcp_subflow_init_cookie_req()
255 	opt_mp_capable = !!(mp_opt.suboptions & OPTIONS_MPTCP_MPC);  in mptcp_subflow_init_cookie_req()
256 	opt_mp_join = !!(mp_opt.suboptions & OPTIONS_MPTCP_MPJ);  in mptcp_subflow_init_cookie_req()
261 		if (mp_opt.sndr_key == 0)  in mptcp_subflow_init_cookie_req()
264 		subflow_req->local_key = mp_opt.rcvr_key;  in mptcp_subflow_init_cookie_req()
398 	struct mptcp_options_received mp_opt;  in subflow_finish_connect()  local
413 	mptcp_get_options(sk, skb, &mp_opt);  in subflow_finish_connect()
415 		if (!(mp_opt.suboptions & OPTIONS_MPTCP_MPC)) {  in subflow_finish_connect()
423 		if (mp_opt.suboptions & OPTION_MPTCP_CSUMREQD)  in subflow_finish_connect()
425 		if (mp_opt.deny_join_id0)  in subflow_finish_connect()
429 		subflow->remote_key = mp_opt.sndr_key;  in subflow_finish_connect()
438 		if (!(mp_opt.suboptions & OPTIONS_MPTCP_MPJ)) {  in subflow_finish_connect()
443 		subflow->backup = mp_opt.backup;  in subflow_finish_connect()
444 		subflow->thmac = mp_opt.thmac;  in subflow_finish_connect()
445 		subflow->remote_nonce = mp_opt.nonce;  in subflow_finish_connect()
542 			       const struct mptcp_options_received *mp_opt)  in subflow_hmac_valid()  argument
557 	return !crypto_memneq(hmac, mp_opt->hmac, MPTCPOPT_HMAC_LEN);  in subflow_hmac_valid()
618 				     struct mptcp_options_received *mp_opt)  in mptcp_subflow_fully_established()  argument
622 	subflow->remote_key = mp_opt->sndr_key;  in mptcp_subflow_fully_established()
637 	struct mptcp_options_received mp_opt;  in subflow_syn_recv_sock()  local
647 	mp_opt.suboptions = 0;  in subflow_syn_recv_sock()
666 		mptcp_get_options(sk, skb, &mp_opt);  in subflow_syn_recv_sock()
667 		if (!(mp_opt.suboptions & OPTIONS_MPTCP_MPC)) {  in subflow_syn_recv_sock()
672 		new_msk = mptcp_sk_clone(listener->conn, &mp_opt, req);  in subflow_syn_recv_sock()
676 		mptcp_get_options(sk, skb, &mp_opt);  in subflow_syn_recv_sock()
677 		if (!(mp_opt.suboptions & OPTIONS_MPTCP_MPJ) ||  in subflow_syn_recv_sock()
678 		    !subflow_hmac_valid(req, &mp_opt) ||  in subflow_syn_recv_sock()
735 			if (mp_opt.suboptions & OPTIONS_MPTCP_MPC)  in subflow_syn_recv_sock()
736 				mptcp_subflow_fully_established(ctx, &mp_opt);  in subflow_syn_recv_sock()