From cfdef9e92ed695eb961cd31bf9834223887e8c80 Mon Sep 17 00:00:00 2001
From: mwalker33 <51802811+mwalker33@users.noreply.github.com>
Date: Mon, 17 May 2021 19:16:27 +1000
Subject: [PATCH] Update cmdhfmfdes.c

Desfire write MAC'ed and Encrypted update
---
 client/src/cmdhfmfdes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/client/src/cmdhfmfdes.c b/client/src/cmdhfmfdes.c
index 4e6a65ed7..b0f298d03 100644
--- a/client/src/cmdhfmfdes.c
+++ b/client/src/cmdhfmfdes.c
@@ -1980,7 +1980,7 @@ static int handler_desfire_writedata(mfdes_data_t *data, MFDES_FILE_TYPE_T type,
 //        size_t plen = datasize;
 //        uint8_t *p = mifare_cryto_preprocess_data(tag, (uint8_t *)&data->data[pos], &plen, 0, cs | MAC_COMMAND | CMAC_COMMAND | ENC_COMMAND);
         size_t plen = datasize + 8;
-        uint8_t *p = mifare_cryto_preprocess_data(tag, tmp, &plen, 0, cs | MAC_COMMAND | CMAC_COMMAND | ENC_COMMAND);
+        uint8_t *p = mifare_cryto_preprocess_data(tag, tmp, &plen, 8, cs | MAC_COMMAND | CMAC_COMMAND | ENC_COMMAND);
 
         // Copy actual data as needed to create APDU Format
         if (plen != -1) {