511 	struct l2cap_chan *chan = hdev->smp_data;  in smp_irk_matches()  local
516 	if (!chan || !chan->data)  in smp_irk_matches()
519 	smp = chan->data;  in smp_irk_matches()
532 	struct l2cap_chan *chan = hdev->smp_data;  in smp_generate_rpa()  local
536 	if (!chan || !chan->data)  in smp_generate_rpa()
539 	smp = chan->data;  in smp_generate_rpa()
557 	struct l2cap_chan *chan = hdev->smp_data;  in smp_generate_oob()  local
561 	if (!chan || !chan->data)  in smp_generate_oob()
564 	smp = chan->data;  in smp_generate_oob()
604 	struct l2cap_chan *chan = conn->smp;  in smp_send_cmd()  local
609 	if (!chan)  in smp_send_cmd()
624 	l2cap_chan_send(chan, &msg, 1 + len);  in smp_send_cmd()
626 	if (!chan->data)  in smp_send_cmd()
629 	smp = chan->data;  in smp_send_cmd()
664 	struct l2cap_chan *chan = conn->smp;  in build_pairing_cmd()  local
665 	struct smp_chan *smp = chan->data;  in build_pairing_cmd()
738 	struct l2cap_chan *chan = conn->smp;  in check_enc_key_size()  local
740 	struct smp_chan *smp = chan->data;  in check_enc_key_size()
753 	struct l2cap_chan *chan = conn->smp;  in smp_chan_destroy()  local
754 	struct smp_chan *smp = chan->data;  in smp_chan_destroy()
800 	chan->data = NULL;  in smp_chan_destroy()
808 	struct l2cap_chan *chan = conn->smp;  in smp_failure()  local
816 	if (chan->data)  in smp_failure()
863 	struct l2cap_chan *chan = conn->smp;  in tk_request()  local
864 	struct smp_chan *smp = chan->data;  in tk_request()
1040 	struct l2cap_chan *chan = conn->smp;  in smp_notify_keys()  local
1041 	struct smp_chan *smp = chan->data;  in smp_notify_keys()
1362 	struct l2cap_chan *chan = conn->smp;  in smp_chan_create()  local
1385 	chan->data = smp;  in smp_chan_create()
1606 	struct l2cap_chan *chan;  in smp_user_confirm_reply()  local
1616 	chan = conn->smp;  in smp_user_confirm_reply()
1617 	if (!chan)  in smp_user_confirm_reply()
1620 	l2cap_chan_lock(chan);  in smp_user_confirm_reply()
1621 	if (!chan->data) {  in smp_user_confirm_reply()
1626 	smp = chan->data;  in smp_user_confirm_reply()
1664 	l2cap_chan_unlock(chan);  in smp_user_confirm_reply()
1711 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_pairing_req()  local
1725 	if (!chan->data)  in smp_cmd_pairing_req()
1728 		smp = chan->data;  in smp_cmd_pairing_req()
1846 		struct l2cap_chan *chan = hdev->smp_data;  in sc_send_public_key()  local
1849 		if (!chan || !chan->data)  in sc_send_public_key()
1852 		smp_dev = chan->data;  in sc_send_public_key()
1896 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_pairing_rsp()  local
1897 	struct smp_chan *smp = chan->data;  in smp_cmd_pairing_rsp()
2051 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_pairing_confirm()  local
2052 	struct smp_chan *smp = chan->data;  in smp_cmd_pairing_confirm()
2093 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_pairing_random()  local
2094 	struct smp_chan *smp = chan->data;  in smp_cmd_pairing_random()
2287 	struct l2cap_chan *chan;  in smp_conn_security()  local
2311 	chan = conn->smp;  in smp_conn_security()
2312 	if (!chan) {  in smp_conn_security()
2317 	l2cap_chan_lock(chan);  in smp_conn_security()
2320 	if (chan->data) {  in smp_conn_security()
2363 	l2cap_chan_unlock(chan);  in smp_conn_security()
2370 	struct l2cap_chan *chan;  in smp_cancel_pairing()  local
2376 	chan = conn->smp;  in smp_cancel_pairing()
2377 	if (!chan)  in smp_cancel_pairing()
2380 	l2cap_chan_lock(chan);  in smp_cancel_pairing()
2382 	smp = chan->data;  in smp_cancel_pairing()
2390 	l2cap_chan_unlock(chan);  in smp_cancel_pairing()
2396 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_encrypt_info()  local
2397 	struct smp_chan *smp = chan->data;  in smp_cmd_encrypt_info()
2416 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_master_ident()  local
2417 	struct smp_chan *smp = chan->data;  in smp_cmd_master_ident()
2452 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_ident_info()  local
2453 	struct smp_chan *smp = chan->data;  in smp_cmd_ident_info()
2473 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_ident_addr_info()  local
2474 	struct smp_chan *smp = chan->data;  in smp_cmd_ident_addr_info()
2528 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_sign_info()  local
2529 	struct smp_chan *smp = chan->data;  in smp_cmd_sign_info()
2605 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_public_key()  local
2606 	struct smp_chan *smp = chan->data;  in smp_cmd_public_key()
2717 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_dhkey_check()  local
2719 	struct smp_chan *smp = chan->data;  in smp_cmd_dhkey_check()
2789 static int smp_sig_channel(struct l2cap_chan *chan, struct sk_buff *skb)  in smp_sig_channel()  argument
2791 	struct l2cap_conn *conn = chan->conn;  in smp_sig_channel()
2808 	smp = chan->data;  in smp_sig_channel()
2902 static void smp_teardown_cb(struct l2cap_chan *chan, int err)  in smp_teardown_cb()  argument
2904 	struct l2cap_conn *conn = chan->conn;  in smp_teardown_cb()
2906 	BT_DBG("chan %p", chan);  in smp_teardown_cb()
2908 	if (chan->data)  in smp_teardown_cb()
2912 	l2cap_chan_put(chan);  in smp_teardown_cb()
2915 static void bredr_pairing(struct l2cap_chan *chan)  in bredr_pairing()  argument
2917 	struct l2cap_conn *conn = chan->conn;  in bredr_pairing()
2923 	BT_DBG("chan %p", chan);  in bredr_pairing()
2959 	if (chan->data)  in bredr_pairing()
2983 static void smp_resume_cb(struct l2cap_chan *chan)  in smp_resume_cb()  argument
2985 	struct smp_chan *smp = chan->data;  in smp_resume_cb()
2986 	struct l2cap_conn *conn = chan->conn;  in smp_resume_cb()
2989 	BT_DBG("chan %p", chan);  in smp_resume_cb()
2992 		bredr_pairing(chan);  in smp_resume_cb()
3007 static void smp_ready_cb(struct l2cap_chan *chan)  in smp_ready_cb()  argument
3009 	struct l2cap_conn *conn = chan->conn;  in smp_ready_cb()
3012 	BT_DBG("chan %p", chan);  in smp_ready_cb()
3020 	conn->smp = chan;  in smp_ready_cb()
3023 		bredr_pairing(chan);  in smp_ready_cb()
3026 static int smp_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)  in smp_recv_cb()  argument
3030 	BT_DBG("chan %p", chan);  in smp_recv_cb()
3032 	err = smp_sig_channel(chan, skb);  in smp_recv_cb()
3034 		struct smp_chan *smp = chan->data;  in smp_recv_cb()
3039 		hci_disconnect(chan->conn->hcon, HCI_ERROR_AUTH_FAILURE);  in smp_recv_cb()
3045 static struct sk_buff *smp_alloc_skb_cb(struct l2cap_chan *chan,  in smp_alloc_skb_cb()  argument
3056 	bt_cb(skb)->l2cap.chan = chan;  in smp_alloc_skb_cb()
3080 	struct l2cap_chan *chan;  in smp_new_conn_cb()  local
3084 	chan = l2cap_chan_create();  in smp_new_conn_cb()
3085 	if (!chan)  in smp_new_conn_cb()
3088 	chan->chan_type	= pchan->chan_type;  in smp_new_conn_cb()
3089 	chan->ops	= &smp_chan_ops;  in smp_new_conn_cb()
3090 	chan->scid	= pchan->scid;  in smp_new_conn_cb()
3091 	chan->dcid	= chan->scid;  in smp_new_conn_cb()
3092 	chan->imtu	= pchan->imtu;  in smp_new_conn_cb()
3093 	chan->omtu	= pchan->omtu;  in smp_new_conn_cb()
3094 	chan->mode	= pchan->mode;  in smp_new_conn_cb()
3101 	atomic_set(&chan->nesting, L2CAP_NESTING_SMP);  in smp_new_conn_cb()
3103 	BT_DBG("created chan %p", chan);  in smp_new_conn_cb()
3105 	return chan;  in smp_new_conn_cb()
3128 	struct l2cap_chan *chan;  in smp_add_cid()  local
3163 	chan = l2cap_chan_create();  in smp_add_cid()
3164 	if (!chan) {  in smp_add_cid()
3173 	chan->data = smp;  in smp_add_cid()
3175 	l2cap_add_scid(chan, cid);  in smp_add_cid()
3177 	l2cap_chan_set_defaults(chan);  in smp_add_cid()
3182 		hci_copy_identity_address(hdev, &chan->src, &bdaddr_type);  in smp_add_cid()
3185 			chan->src_type = BDADDR_LE_PUBLIC;  in smp_add_cid()
3187 			chan->src_type = BDADDR_LE_RANDOM;  in smp_add_cid()
3189 		bacpy(&chan->src, &hdev->bdaddr);  in smp_add_cid()
3190 		chan->src_type = BDADDR_BREDR;  in smp_add_cid()
3193 	chan->state = BT_LISTEN;  in smp_add_cid()
3194 	chan->mode = L2CAP_MODE_BASIC;  in smp_add_cid()
3195 	chan->imtu = L2CAP_DEFAULT_MTU;  in smp_add_cid()
3196 	chan->ops = &smp_root_chan_ops;  in smp_add_cid()
3199 	atomic_set(&chan->nesting, L2CAP_NESTING_PARENT);  in smp_add_cid()
3201 	return chan;  in smp_add_cid()
3204 static void smp_del_chan(struct l2cap_chan *chan)  in smp_del_chan()  argument
3208 	BT_DBG("chan %p", chan);  in smp_del_chan()
3210 	smp = chan->data;  in smp_del_chan()
3212 		chan->data = NULL;  in smp_del_chan()
3220 	l2cap_chan_put(chan);  in smp_del_chan()
3256 		struct l2cap_chan *chan;  in force_bredr_smp_write()  local
3258 		chan = smp_add_cid(hdev, L2CAP_CID_SMP_BREDR);  in force_bredr_smp_write()
3259 		if (IS_ERR(chan))  in force_bredr_smp_write()
3260 			return PTR_ERR(chan);  in force_bredr_smp_write()
3262 		hdev->smp_bredr_data = chan;  in force_bredr_smp_write()
3264 		struct l2cap_chan *chan;  in force_bredr_smp_write()  local
3266 		chan = hdev->smp_bredr_data;  in force_bredr_smp_write()
3268 		smp_del_chan(chan);  in force_bredr_smp_write()
3373 	struct l2cap_chan *chan;  in smp_register()  local
3384 		chan = hdev->smp_data;  in smp_register()
3386 		smp_del_chan(chan);  in smp_register()
3389 	chan = smp_add_cid(hdev, L2CAP_CID_SMP);  in smp_register()
3390 	if (IS_ERR(chan))  in smp_register()
3391 		return PTR_ERR(chan);  in smp_register()
3393 	hdev->smp_data = chan;  in smp_register()
3414 		chan = hdev->smp_bredr_data;  in smp_register()
3416 		smp_del_chan(chan);  in smp_register()
3419 	chan = smp_add_cid(hdev, L2CAP_CID_SMP_BREDR);  in smp_register()
3420 	if (IS_ERR(chan)) {  in smp_register()
3421 		int err = PTR_ERR(chan);  in smp_register()
3422 		chan = hdev->smp_data;  in smp_register()
3424 		smp_del_chan(chan);  in smp_register()
3428 	hdev->smp_bredr_data = chan;  in smp_register()
3435 	struct l2cap_chan *chan;  in smp_unregister()  local
3438 		chan = hdev->smp_bredr_data;  in smp_unregister()
3440 		smp_del_chan(chan);  in smp_unregister()
3444 		chan = hdev->smp_data;  in smp_unregister()
3446 		smp_del_chan(chan);  in smp_unregister()