n = (len + hashlen - 1) / hashlen;
for (i = 1; i <= n; i++) {
WPA_PUT_BE16(ibuf, i);
- hmac_sha256_vector(psk, 32, 2, addr, vlen, hash);
+ if (hmac_sha256_vector(psk, 32, 2, addr, vlen, hash))
+ return -1;
clen = left > hashlen ? hashlen : left;
os_memcpy(opos, hash, clen);
opos += clen;
break;
#ifdef EAP_GPSK_SHA256
case EAP_GPSK_CIPHER_SHA256:
- hmac_sha256(sk, sk_len, data, len, mic);
- ret = 0;
+ ret = hmac_sha256(sk, sk_len, data, len, mic);
break;
#endif /* EAP_GPSK_SHA256 */
default:
break;
}
+ if (ret)
+ wpa_printf(MSG_DEBUG, "EAP-GPSK: Could not compute MIC");
+
return ret;
}