636 llsec_tfm_by_len(struct mac802154_llsec_key *key, int authlen)  in llsec_tfm_by_len()  argument
641 		if (crypto_aead_authsize(key->tfm[i]) == authlen)  in llsec_tfm_by_len()
654 	int authlen, assoclen, datalen, rc;  in llsec_do_encrypt_auth()  local
658 	authlen = ieee802154_sechdr_authtag_len(&hdr->sec);  in llsec_do_encrypt_auth()
661 	req = aead_request_alloc(llsec_tfm_by_len(key, authlen), GFP_ATOMIC);  in llsec_do_encrypt_auth()
670 	skb_put(skb, authlen);  in llsec_do_encrypt_auth()
672 	sg_init_one(&sg, skb_mac_header(skb), assoclen + datalen + authlen);  in llsec_do_encrypt_auth()
704 	int rc, authlen, hlen;  in mac802154_llsec_encrypt()  local
719 	authlen = ieee802154_sechdr_authtag_len(&hdr.sec);  in mac802154_llsec_encrypt()
721 	if (skb->len + hlen + authlen + IEEE802154_MFR_SIZE > IEEE802154_MTU)  in mac802154_llsec_encrypt()
860 	int authlen, datalen, assoclen, rc;  in llsec_do_decrypt_auth()  local
864 	authlen = ieee802154_sechdr_authtag_len(&hdr->sec);  in llsec_do_decrypt_auth()
867 	req = aead_request_alloc(llsec_tfm_by_len(key, authlen), GFP_ATOMIC);  in llsec_do_decrypt_auth()
879 		assoclen += datalen - authlen;  in llsec_do_decrypt_auth()
880 		datalen = authlen;  in llsec_do_decrypt_auth()
890 	skb_trim(skb, skb->len - authlen);  in llsec_do_decrypt_auth()