From 052ff2d60ace7291b58031f53bd8861a7c4e55bf Mon Sep 17 00:00:00 2001
From: Pol Henarejos <pol.henarejos@cttc.es>
Date: Mon, 28 Nov 2022 18:02:53 +0100
Subject: [PATCH] Fix requesting a UV token.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
---
 src/fido/cbor_client_pin.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/fido/cbor_client_pin.c b/src/fido/cbor_client_pin.c
index 125ad35..e1d0fcc 100644
--- a/src/fido/cbor_client_pin.c
+++ b/src/fido/cbor_client_pin.c
@@ -518,7 +518,7 @@ int cbor_client_pin(const uint8_t *data, size_t len) {
             mbedtls_platform_zeroize(sharedSecret, sizeof(sharedSecret));
             CBOR_ERROR(CTAP2_ERR_PIN_AUTH_INVALID);
         }
-        if (memcmp(paddedNewPin, file_get_data(ef_pin)+1, 16) != 0) {
+        if (memcmp(paddedNewPin, file_get_data(ef_pin)+2, 16) != 0) {
             regenerate();
             mbedtls_platform_zeroize(sharedSecret, sizeof(sharedSecret));
             if (retries == 0) {