128 			memcpy(mp_opt->hmac, ptr, MPTCPOPT_HMAC_LEN);  in mptcp_parse_option()
446 		memcpy(opts->hmac, subflow->hmac, MPTCPOPT_HMAC_LEN);  in mptcp_established_options_mp()
548 	u8 hmac[SHA256_DIGEST_SIZE];  in add_addr_generate_hmac()  local
556 	mptcp_crypto_hmac_sha(key1, key2, msg, 7, hmac);  in add_addr_generate_hmac()
558 	return get_unaligned_be64(&hmac[SHA256_DIGEST_SIZE - sizeof(u64)]);  in add_addr_generate_hmac()
565 	u8 hmac[SHA256_DIGEST_SIZE];  in add_addr6_generate_hmac()  local
573 	mptcp_crypto_hmac_sha(key1, key2, msg, 19, hmac);  in add_addr6_generate_hmac()
575 	return get_unaligned_be64(&hmac[SHA256_DIGEST_SIZE - sizeof(u64)]);  in add_addr6_generate_hmac()
862 	u64 hmac = 0;  in add_addr_hmac_valid()  local
868 		hmac = add_addr_generate_hmac(msk->remote_key,  in add_addr_hmac_valid()
873 		hmac = add_addr6_generate_hmac(msk->remote_key,  in add_addr_hmac_valid()
879 		 msk, (unsigned long long)hmac,  in add_addr_hmac_valid()
882 	return hmac == mp_opt->ahmac;  in add_addr_hmac_valid()
1087 		memcpy(ptr, opts->hmac, MPTCPOPT_HMAC_LEN);  in mptcp_write_options()