303 		struct macsec_tx_sa *tx_sa;  member
540 static u32 tx_sa_update_pn(struct macsec_tx_sa *tx_sa, struct macsec_secy *secy)  in tx_sa_update_pn()  argument
544 	spin_lock_bh(&tx_sa->lock);  in tx_sa_update_pn()
545 	pn = tx_sa->next_pn;  in tx_sa_update_pn()
547 	tx_sa->next_pn++;  in tx_sa_update_pn()
548 	if (tx_sa->next_pn == 0) {  in tx_sa_update_pn()
550 		tx_sa->active = false;  in tx_sa_update_pn()
554 	spin_unlock_bh(&tx_sa->lock);  in tx_sa_update_pn()
569 			    struct macsec_tx_sa *tx_sa)  in macsec_count_tx()  argument
577 		this_cpu_inc(tx_sa->stats->OutPktsEncrypted);  in macsec_count_tx()
581 		this_cpu_inc(tx_sa->stats->OutPktsProtected);  in macsec_count_tx()
603 	struct macsec_tx_sa *sa = macsec_skb_cb(skb)->tx_sa;  in macsec_encrypt_done()
610 	macsec_count_tx(skb, &macsec->secy.tx_sc, macsec_skb_cb(skb)->tx_sa);  in macsec_encrypt_done()
663 	struct macsec_tx_sa *tx_sa;  in macsec_encrypt()  local
672 	tx_sa = macsec_txsa_get(tx_sc->sa[tx_sc->encoding_sa]);  in macsec_encrypt()
673 	if (!tx_sa) {  in macsec_encrypt()
689 			macsec_txsa_put(tx_sa);  in macsec_encrypt()
696 			macsec_txsa_put(tx_sa);  in macsec_encrypt()
707 	pn = tx_sa_update_pn(tx_sa, secy);  in macsec_encrypt()
709 		macsec_txsa_put(tx_sa);  in macsec_encrypt()
725 		macsec_txsa_put(tx_sa);  in macsec_encrypt()
732 		macsec_txsa_put(tx_sa);  in macsec_encrypt()
737 	req = macsec_alloc_req(tx_sa->key.tfm, &iv, &sg, ret);  in macsec_encrypt()
739 		macsec_txsa_put(tx_sa);  in macsec_encrypt()
750 		macsec_txsa_put(tx_sa);  in macsec_encrypt()
766 	macsec_skb_cb(skb)->tx_sa = tx_sa;  in macsec_encrypt()
777 		macsec_txsa_put(tx_sa);  in macsec_encrypt()
783 	macsec_txsa_put(tx_sa);  in macsec_encrypt()
1431 static int init_tx_sa(struct macsec_tx_sa *tx_sa, char *sak, int key_len,  in init_tx_sa()  argument
1434 	tx_sa->stats = alloc_percpu(struct macsec_tx_sa_stats);  in init_tx_sa()
1435 	if (!tx_sa->stats)  in init_tx_sa()
1438 	tx_sa->key.tfm = macsec_alloc_tfm(sak, key_len, icv_len);  in init_tx_sa()
1439 	if (IS_ERR(tx_sa->key.tfm)) {  in init_tx_sa()
1440 		free_percpu(tx_sa->stats);  in init_tx_sa()
1441 		return PTR_ERR(tx_sa->key.tfm);  in init_tx_sa()
1444 	tx_sa->active = false;  in init_tx_sa()
1445 	refcount_set(&tx_sa->refcnt, 1);  in init_tx_sa()
1446 	spin_lock_init(&tx_sa->lock);  in init_tx_sa()
1451 static void clear_tx_sa(struct macsec_tx_sa *tx_sa)  in clear_tx_sa()  argument
1453 	tx_sa->active = false;  in clear_tx_sa()
1455 	macsec_txsa_put(tx_sa);  in clear_tx_sa()
1498 	struct macsec_tx_sa *tx_sa;  in get_txsa_from_nl()  local
1515 	tx_sa = rtnl_dereference(tx_sc->sa[*assoc_num]);  in get_txsa_from_nl()
1516 	if (!tx_sa)  in get_txsa_from_nl()
1522 	return tx_sa;  in get_txsa_from_nl()
1821 	struct macsec_tx_sa *tx_sa;  in macsec_add_txsa()  local
1854 	tx_sa = rtnl_dereference(tx_sc->sa[assoc_num]);  in macsec_add_txsa()
1855 	if (tx_sa) {  in macsec_add_txsa()
1860 	tx_sa = kmalloc(sizeof(*tx_sa), GFP_KERNEL);  in macsec_add_txsa()
1861 	if (!tx_sa) {  in macsec_add_txsa()
1866 	err = init_tx_sa(tx_sa, nla_data(tb_sa[MACSEC_SA_ATTR_KEY]),  in macsec_add_txsa()
1869 		kfree(tx_sa);  in macsec_add_txsa()
1874 	nla_memcpy(tx_sa->key.id, tb_sa[MACSEC_SA_ATTR_KEYID], MACSEC_KEYID_LEN);  in macsec_add_txsa()
1876 	spin_lock_bh(&tx_sa->lock);  in macsec_add_txsa()
1877 	tx_sa->next_pn = nla_get_u32(tb_sa[MACSEC_SA_ATTR_PN]);  in macsec_add_txsa()
1878 	spin_unlock_bh(&tx_sa->lock);  in macsec_add_txsa()
1881 		tx_sa->active = !!nla_get_u8(tb_sa[MACSEC_SA_ATTR_ACTIVE]);  in macsec_add_txsa()
1883 	if (assoc_num == tx_sc->encoding_sa && tx_sa->active)  in macsec_add_txsa()
1886 	rcu_assign_pointer(tx_sc->sa[assoc_num], tx_sa);  in macsec_add_txsa()
1980 	struct macsec_tx_sa *tx_sa;  in macsec_del_txsa()  local
1991 	tx_sa = get_txsa_from_nl(genl_info_net(info), attrs, tb_sa,  in macsec_del_txsa()
1993 	if (IS_ERR(tx_sa)) {  in macsec_del_txsa()
1995 		return PTR_ERR(tx_sa);  in macsec_del_txsa()
1998 	if (tx_sa->active) {  in macsec_del_txsa()
2004 	clear_tx_sa(tx_sa);  in macsec_del_txsa()
2038 	struct macsec_tx_sa *tx_sa;  in macsec_upd_txsa()  local
2052 	tx_sa = get_txsa_from_nl(genl_info_net(info), attrs, tb_sa,  in macsec_upd_txsa()
2054 	if (IS_ERR(tx_sa)) {  in macsec_upd_txsa()
2056 		return PTR_ERR(tx_sa);  in macsec_upd_txsa()
2060 		spin_lock_bh(&tx_sa->lock);  in macsec_upd_txsa()
2061 		tx_sa->next_pn = nla_get_u32(tb_sa[MACSEC_SA_ATTR_PN]);  in macsec_upd_txsa()
2062 		spin_unlock_bh(&tx_sa->lock);  in macsec_upd_txsa()
2066 		tx_sa->active = nla_get_u8(tb_sa[MACSEC_SA_ATTR_ACTIVE]);  in macsec_upd_txsa()
2069 		secy->operational = tx_sa->active;  in macsec_upd_txsa()
2458 		struct macsec_tx_sa *tx_sa = rtnl_dereference(tx_sc->sa[i]);  in dump_secy()  local
2461 		if (!tx_sa)  in dump_secy()
2471 		    nla_put_u32(skb, MACSEC_SA_ATTR_PN, tx_sa->next_pn) ||  in dump_secy()
2472 		    nla_put(skb, MACSEC_SA_ATTR_KEYID, MACSEC_KEYID_LEN, tx_sa->key.id) ||  in dump_secy()
2473 		    nla_put_u8(skb, MACSEC_SA_ATTR_ACTIVE, tx_sa->active)) {  in dump_secy()
2485 		if (copy_tx_sa_stats(skb, tx_sa->stats)) {  in dump_secy()
2743 	macsec_count_tx(skb, &macsec->secy.tx_sc, macsec_skb_cb(skb)->tx_sa);  in macsec_start_xmit()
3042 		struct macsec_tx_sa *tx_sa;  in macsec_changelink_common()  local
3045 		tx_sa = rtnl_dereference(tx_sc->sa[tx_sc->encoding_sa]);  in macsec_changelink_common()
3047 		secy->operational = tx_sa && tx_sa->active;  in macsec_changelink_common()