FIX: Coverity scans, uninitialized variables,

[proxmark3-svn] / armsrc / desfire_crypto.c

diff --git a/armsrc/desfire_crypto.c b/armsrc/desfire_crypto.c
index 9ea07371f9d2fa84d5e13abfbbd304a2e84674e6..469a8ec46761a807978d376066269840a586a150 100644 (file)
--- a/armsrc/desfire_crypto.c
+++ b/armsrc/desfire_crypto.c
@@ -27,9 +27,8 @@
  */
 #include "desfire_crypto.h"
 
-static void      xor (const uint8_t *ivect, uint8_t *data, const size_t len);
-
-static size_t    key_macing_length (desfirekey_t key);
+static void xor (const uint8_t *ivect, uint8_t *data, const size_t len);
+static size_t key_macing_length (desfirekey_t key);
 
 static void xor (const uint8_t *ivect, uint8_t *data, const size_t len) {
     for (size_t i = 0; i < len; i++) {
@@ -85,6 +84,7 @@ void cmac (const desfirekey_t key, uint8_t *ivect, const uint8_t *data, size_t l
     mifare_cypher_blocks_chained (NULL, key, ivect, buffer, len, MCD_SEND, MCO_ENCYPHER);
 
     memcpy (cmac, ivect, kbs);
+       free(buffer);
 }
 
 size_t key_block_size (const desfirekey_t key) {