493 	struct l2cap_chan *chan = hdev->smp_data;  in smp_irk_matches()  local
498 	if (!chan || !chan->data)  in smp_irk_matches()
501 	smp = chan->data;  in smp_irk_matches()
514 	struct l2cap_chan *chan = hdev->smp_data;  in smp_generate_rpa()  local
518 	if (!chan || !chan->data)  in smp_generate_rpa()
521 	smp = chan->data;  in smp_generate_rpa()
539 	struct l2cap_chan *chan = hdev->smp_data;  in smp_generate_oob()  local
543 	if (!chan || !chan->data)  in smp_generate_oob()
546 	smp = chan->data;  in smp_generate_oob()
586 	struct l2cap_chan *chan = conn->smp;  in smp_send_cmd()  local
591 	if (!chan)  in smp_send_cmd()
606 	l2cap_chan_send(chan, &msg, 1 + len);  in smp_send_cmd()
608 	if (!chan->data)  in smp_send_cmd()
611 	smp = chan->data;  in smp_send_cmd()
646 	struct l2cap_chan *chan = conn->smp;  in build_pairing_cmd()  local
647 	struct smp_chan *smp = chan->data;  in build_pairing_cmd()
720 	struct l2cap_chan *chan = conn->smp;  in check_enc_key_size()  local
721 	struct smp_chan *smp = chan->data;  in check_enc_key_size()
734 	struct l2cap_chan *chan = conn->smp;  in smp_chan_destroy()  local
735 	struct smp_chan *smp = chan->data;  in smp_chan_destroy()
781 	chan->data = NULL;  in smp_chan_destroy()
789 	struct l2cap_chan *chan = conn->smp;  in smp_failure()  local
798 	if (chan->data)  in smp_failure()
845 	struct l2cap_chan *chan = conn->smp;  in tk_request()  local
846 	struct smp_chan *smp = chan->data;  in tk_request()
1028 	struct l2cap_chan *chan = conn->smp;  in smp_notify_keys()  local
1029 	struct smp_chan *smp = chan->data;  in smp_notify_keys()
1361 	struct l2cap_chan *chan = conn->smp;  in smp_chan_create()  local
1384 	chan->data = smp;  in smp_chan_create()
1605 	struct l2cap_chan *chan;  in smp_user_confirm_reply()  local
1615 	chan = conn->smp;  in smp_user_confirm_reply()
1616 	if (!chan)  in smp_user_confirm_reply()
1619 	l2cap_chan_lock(chan);  in smp_user_confirm_reply()
1620 	if (!chan->data) {  in smp_user_confirm_reply()
1625 	smp = chan->data;  in smp_user_confirm_reply()
1663 	l2cap_chan_unlock(chan);  in smp_user_confirm_reply()
1710 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_pairing_req()  local
1724 	if (!chan->data)  in smp_cmd_pairing_req()
1727 		smp = chan->data;  in smp_cmd_pairing_req()
1845 		struct l2cap_chan *chan = hdev->smp_data;  in sc_send_public_key()  local
1848 		if (!chan || !chan->data)  in sc_send_public_key()
1851 		smp_dev = chan->data;  in sc_send_public_key()
1895 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_pairing_rsp()  local
1896 	struct smp_chan *smp = chan->data;  in smp_cmd_pairing_rsp()
2050 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_pairing_confirm()  local
2051 	struct smp_chan *smp = chan->data;  in smp_cmd_pairing_confirm()
2092 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_pairing_random()  local
2093 	struct smp_chan *smp = chan->data;  in smp_cmd_pairing_random()
2286 	struct l2cap_chan *chan;  in smp_conn_security()  local
2310 	chan = conn->smp;  in smp_conn_security()
2311 	if (!chan) {  in smp_conn_security()
2316 	l2cap_chan_lock(chan);  in smp_conn_security()
2319 	if (chan->data) {  in smp_conn_security()
2362 	l2cap_chan_unlock(chan);  in smp_conn_security()
2369 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_encrypt_info()  local
2370 	struct smp_chan *smp = chan->data;  in smp_cmd_encrypt_info()
2389 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_master_ident()  local
2390 	struct smp_chan *smp = chan->data;  in smp_cmd_master_ident()
2425 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_ident_info()  local
2426 	struct smp_chan *smp = chan->data;  in smp_cmd_ident_info()
2446 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_ident_addr_info()  local
2447 	struct smp_chan *smp = chan->data;  in smp_cmd_ident_addr_info()
2501 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_sign_info()  local
2502 	struct smp_chan *smp = chan->data;  in smp_cmd_sign_info()
2578 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_public_key()  local
2579 	struct smp_chan *smp = chan->data;  in smp_cmd_public_key()
2690 	struct l2cap_chan *chan = conn->smp;  in smp_cmd_dhkey_check()  local
2692 	struct smp_chan *smp = chan->data;  in smp_cmd_dhkey_check()
2762 static int smp_sig_channel(struct l2cap_chan *chan, struct sk_buff *skb)  in smp_sig_channel()  argument
2764 	struct l2cap_conn *conn = chan->conn;  in smp_sig_channel()
2781 	smp = chan->data;  in smp_sig_channel()
2875 static void smp_teardown_cb(struct l2cap_chan *chan, int err)  in smp_teardown_cb()  argument
2877 	struct l2cap_conn *conn = chan->conn;  in smp_teardown_cb()
2879 	BT_DBG("chan %p", chan);  in smp_teardown_cb()
2881 	if (chan->data)  in smp_teardown_cb()
2885 	l2cap_chan_put(chan);  in smp_teardown_cb()
2888 static void bredr_pairing(struct l2cap_chan *chan)  in bredr_pairing()  argument
2890 	struct l2cap_conn *conn = chan->conn;  in bredr_pairing()
2896 	BT_DBG("chan %p", chan);  in bredr_pairing()
2932 	if (chan->data)  in bredr_pairing()
2956 static void smp_resume_cb(struct l2cap_chan *chan)  in smp_resume_cb()  argument
2958 	struct smp_chan *smp = chan->data;  in smp_resume_cb()
2959 	struct l2cap_conn *conn = chan->conn;  in smp_resume_cb()
2962 	BT_DBG("chan %p", chan);  in smp_resume_cb()
2965 		bredr_pairing(chan);  in smp_resume_cb()
2980 static void smp_ready_cb(struct l2cap_chan *chan)  in smp_ready_cb()  argument
2982 	struct l2cap_conn *conn = chan->conn;  in smp_ready_cb()
2985 	BT_DBG("chan %p", chan);  in smp_ready_cb()
2987 	conn->smp = chan;  in smp_ready_cb()
2988 	l2cap_chan_hold(chan);  in smp_ready_cb()
2991 		bredr_pairing(chan);  in smp_ready_cb()
2994 static int smp_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)  in smp_recv_cb()  argument
2998 	BT_DBG("chan %p", chan);  in smp_recv_cb()
3000 	err = smp_sig_channel(chan, skb);  in smp_recv_cb()
3002 		struct smp_chan *smp = chan->data;  in smp_recv_cb()
3007 		hci_disconnect(chan->conn->hcon, HCI_ERROR_AUTH_FAILURE);  in smp_recv_cb()
3013 static struct sk_buff *smp_alloc_skb_cb(struct l2cap_chan *chan,  in smp_alloc_skb_cb()  argument
3024 	bt_cb(skb)->l2cap.chan = chan;  in smp_alloc_skb_cb()
3048 	struct l2cap_chan *chan;  in smp_new_conn_cb()  local
3052 	chan = l2cap_chan_create();  in smp_new_conn_cb()
3053 	if (!chan)  in smp_new_conn_cb()
3056 	chan->chan_type	= pchan->chan_type;  in smp_new_conn_cb()
3057 	chan->ops	= &smp_chan_ops;  in smp_new_conn_cb()
3058 	chan->scid	= pchan->scid;  in smp_new_conn_cb()
3059 	chan->dcid	= chan->scid;  in smp_new_conn_cb()
3060 	chan->imtu	= pchan->imtu;  in smp_new_conn_cb()
3061 	chan->omtu	= pchan->omtu;  in smp_new_conn_cb()
3062 	chan->mode	= pchan->mode;  in smp_new_conn_cb()
3069 	atomic_set(&chan->nesting, L2CAP_NESTING_SMP);  in smp_new_conn_cb()
3071 	BT_DBG("created chan %p", chan);  in smp_new_conn_cb()
3073 	return chan;  in smp_new_conn_cb()
3096 	struct l2cap_chan *chan;  in smp_add_cid()  local
3129 	chan = l2cap_chan_create();  in smp_add_cid()
3130 	if (!chan) {  in smp_add_cid()
3139 	chan->data = smp;  in smp_add_cid()
3141 	l2cap_add_scid(chan, cid);  in smp_add_cid()
3143 	l2cap_chan_set_defaults(chan);  in smp_add_cid()
3148 		hci_copy_identity_address(hdev, &chan->src, &bdaddr_type);  in smp_add_cid()
3151 			chan->src_type = BDADDR_LE_PUBLIC;  in smp_add_cid()
3153 			chan->src_type = BDADDR_LE_RANDOM;  in smp_add_cid()
3155 		bacpy(&chan->src, &hdev->bdaddr);  in smp_add_cid()
3156 		chan->src_type = BDADDR_BREDR;  in smp_add_cid()
3159 	chan->state = BT_LISTEN;  in smp_add_cid()
3160 	chan->mode = L2CAP_MODE_BASIC;  in smp_add_cid()
3161 	chan->imtu = L2CAP_DEFAULT_MTU;  in smp_add_cid()
3162 	chan->ops = &smp_root_chan_ops;  in smp_add_cid()
3165 	atomic_set(&chan->nesting, L2CAP_NESTING_PARENT);  in smp_add_cid()
3167 	return chan;  in smp_add_cid()
3170 static void smp_del_chan(struct l2cap_chan *chan)  in smp_del_chan()  argument
3174 	BT_DBG("chan %p", chan);  in smp_del_chan()
3176 	smp = chan->data;  in smp_del_chan()
3178 		chan->data = NULL;  in smp_del_chan()
3186 	l2cap_chan_put(chan);  in smp_del_chan()
3222 		struct l2cap_chan *chan;  in force_bredr_smp_write()  local
3224 		chan = smp_add_cid(hdev, L2CAP_CID_SMP_BREDR);  in force_bredr_smp_write()
3225 		if (IS_ERR(chan))  in force_bredr_smp_write()
3226 			return PTR_ERR(chan);  in force_bredr_smp_write()
3228 		hdev->smp_bredr_data = chan;  in force_bredr_smp_write()
3230 		struct l2cap_chan *chan;  in force_bredr_smp_write()  local
3232 		chan = hdev->smp_bredr_data;  in force_bredr_smp_write()
3234 		smp_del_chan(chan);  in force_bredr_smp_write()
3251 	struct l2cap_chan *chan;  in smp_register()  local
3262 		chan = hdev->smp_data;  in smp_register()
3264 		smp_del_chan(chan);  in smp_register()
3267 	chan = smp_add_cid(hdev, L2CAP_CID_SMP);  in smp_register()
3268 	if (IS_ERR(chan))  in smp_register()
3269 		return PTR_ERR(chan);  in smp_register()
3271 	hdev->smp_data = chan;  in smp_register()
3287 		chan = hdev->smp_bredr_data;  in smp_register()
3289 		smp_del_chan(chan);  in smp_register()
3292 	chan = smp_add_cid(hdev, L2CAP_CID_SMP_BREDR);  in smp_register()
3293 	if (IS_ERR(chan)) {  in smp_register()
3294 		int err = PTR_ERR(chan);  in smp_register()
3295 		chan = hdev->smp_data;  in smp_register()
3297 		smp_del_chan(chan);  in smp_register()
3301 	hdev->smp_bredr_data = chan;  in smp_register()
3308 	struct l2cap_chan *chan;  in smp_unregister()  local
3311 		chan = hdev->smp_bredr_data;  in smp_unregister()
3313 		smp_del_chan(chan);  in smp_unregister()
3317 		chan = hdev->smp_data;  in smp_unregister()
3319 		smp_del_chan(chan);  in smp_unregister()