From f0510cc0d5db387fcf4607522452cbee629f9201 Mon Sep 17 00:00:00 2001 From: iceman1001 Date: Sat, 27 Mar 2021 10:21:54 +0100 Subject: [PATCH] style --- client/src/mifare/desfire_crypto.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/client/src/mifare/desfire_crypto.c b/client/src/mifare/desfire_crypto.c index d8fb62aaa..f08aeb7b8 100644 --- a/client/src/mifare/desfire_crypto.c +++ b/client/src/mifare/desfire_crypto.c @@ -899,12 +899,10 @@ void mifare_cypher_single_block(desfirekey_t key, uint8_t *data, uint8_t *ivect, * function with tag, key and ivect defined. */ void mifare_cypher_blocks_chained(desfiretag_t tag, desfirekey_t key, uint8_t *ivect, uint8_t *data, size_t data_size, MifareCryptoDirection direction, MifareCryptoOperation operation) { - size_t block_size; - if (tag) { - if (!key) + if (key == NULL) key = DESFIRE(tag)->session_key; - if (!ivect) + if (ivect == NULL) ivect = DESFIRE(tag)->ivect; switch (DESFIRE(tag)->authentication_scheme) { @@ -916,8 +914,7 @@ void mifare_cypher_blocks_chained(desfiretag_t tag, desfirekey_t key, uint8_t *i } } - block_size = key_block_size(key); - + size_t block_size = key_block_size(key); size_t offset = 0; while (offset < data_size) { mifare_cypher_single_block(key, data + offset, ivect, direction, operation, block_size);