X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/5e14319d2c993ef4530ee2de36ad849abe17ec1c..d1e197e9ec44affdf3ad9ef0ea6a221d0c30aa6d:/client/nonce2key/nonce2key.c

diff --git a/client/nonce2key/nonce2key.c b/client/nonce2key/nonce2key.c
index 85332900..3d3d1e37 100644
--- a/client/nonce2key/nonce2key.c
+++ b/client/nonce2key/nonce2key.c
@@ -97,7 +97,6 @@ int nonce2key_ex(uint8_t blockno, uint8_t keytype, uint32_t uid, uint32_t nt, ui
 	state = lfsr_common_prefix_ex(nr, ks3x);
 
 	if (!state) {
-		key_count = 0;
 		PrintAndLog("Failed getting states");
 		return 1;
 	}
@@ -117,7 +116,6 @@ int nonce2key_ex(uint8_t blockno, uint8_t keytype, uint32_t uid, uint32_t nt, ui
 	
 	// first call to this function.  clear all other stuff and set new found states.
 	if (last_keylist == NULL) {
-		key_count = 0;
 		free(last_keylist);
 		last_keylist = state_s;
 		PrintAndLog("parity is all zero, testing special attack. First call, this attack needs at least two calls. Hold on...");		
@@ -147,6 +145,7 @@ int nonce2key_ex(uint8_t blockno, uint8_t keytype, uint32_t uid, uint32_t nt, ui
 	printf("key_count: %d\n", key_count);
 	if ( key_count == 0 ){
 		free(state);
+		state = NULL;
 		return 0;
 	}
 	
@@ -169,6 +168,7 @@ out:
 	free(last_keylist);
 	last_keylist = NULL;
 	free(state);
+	state = NULL;
 	return retval;
 }