Fixed what may have been one cause of seg-faults in nonce2key... not sure, it still...

[proxmark3-svn] / client / nonce2key / nonce2key.c

diff --git a/client/nonce2key/nonce2key.c b/client/nonce2key/nonce2key.c
index 23a948a8872ff5f2c38bd500582d1c36f8ee0829..111f58cd6b07a8d21ddff7e006e5de485bf4830b 100644 (file)
--- a/client/nonce2key/nonce2key.c
+++ b/client/nonce2key/nonce2key.c
@@ -38,7 +38,7 @@ int nonce2key(uint32_t uid, uint32_t nt, uint32_t nr, uint64_t par_info, uint64_
   static int64_t *last_keylist;
   rr = 0;
   
-  if (last_uid != uid)
+  if (last_uid != uid && last_keylist != NULL)
   {
        free(last_keylist);
        last_keylist = NULL;
@@ -48,7 +48,7 @@ int nonce2key(uint32_t uid, uint32_t nt, uint32_t nr, uint64_t par_info, uint64_
   // Reset the last three significant bits of the reader nonce
   nr &= 0xffffff1f;
   
-  PrintAndLog("\nuid(%08x) nt(%08x) par(%016"llx") ks(%016"llx")\n\n",uid,nt,par_info,ks_info);
+  PrintAndLog("\nuid(%08x) nt(%08x) par(%016"llx") ks(%016"llx") nr(%08"llx")\n\n",uid,nt,par_info,ks_info,nr);
 
   for (pos=0; pos<8; pos++)
   {
@@ -125,7 +125,7 @@ int nonce2key(uint32_t uid, uint32_t nt, uint32_t nr, uint64_t par_info, uint64_
        }
        
        printf("key_count:%d\n", key_count);
-       
+
        // The list may still contain several key candidates. Test each of them with mfCheckKeys
        for (i = 0; i < key_count; i++) {
                uint8_t keyBlock[6];