860 static int dpp_derive_k2(const u8 *Nx, size_t Nx_len, u8 *k2,  in dpp_derive_k2()  argument
871 	res = dpp_hmac(hash_len, salt, hash_len, Nx, Nx_len, prk);  in dpp_derive_k2()
901 	if (!auth->Mx_len || !auth->Nx_len) {  in dpp_derive_ke()
917 	len[num_elem] = auth->Nx_len;  in dpp_derive_ke()
1875 	auth->Nx_len = 0;  in dpp_auth_success()
2214 	auth->Nx_len = auth->secret_len;  in dpp_auth_build_resp_ok()
3090 	auth->Nx_len = auth->secret_len;  in dpp_auth_resp_rx()
5718 static int dpp_derive_pmk(const u8 *Nx, size_t Nx_len, u8 *pmk,  in dpp_derive_pmk()  argument
5729 	if (dpp_hmac(hash_len, salt, hash_len, Nx, Nx_len, prk) < 0)  in dpp_derive_pmk()
5806 	size_t Nx_len;  in dpp_peer_intro()  local
5918 	if (dpp_ecdh(own_key, peer_key, Nx, &Nx_len) < 0)  in dpp_peer_intro()
5922 			Nx, Nx_len);  in dpp_peer_intro()
5925 	if (dpp_derive_pmk(Nx, Nx_len, intro->pmk, curve->hash_len) < 0) {  in dpp_peer_intro()