From 8d9751ebe42fc2912e86c01109e417e1ead5a09f Mon Sep 17 00:00:00 2001
From: iceman1001 <herrmann1001@gmail.com>
Date: Wed, 28 Aug 2019 21:16:09 +0200
Subject: [PATCH] fix: uint cant be negative..

---
 client/cmdlft55xx.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index 965a5db0b..46cc3e017 100644
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -2129,9 +2129,11 @@ static int CmdT55xxChkPwds(const char *Cmd) {
         uint16_t keycount = 0;
 
         int res = loadFileDICTIONARY_safe(filename, (void**) &keyBlock, 4, &keycount);
-        if (res != PM3_SUCCESS || keycount <= 0 || keyBlock == NULL) {
+        if (res != PM3_SUCCESS || keycount == 0 || keyBlock == NULL) {
             PrintAndLogEx(WARNING, "No keys found in file");
-            if (keyBlock != NULL) free(keyBlock);
+            if (keyBlock != NULL) 
+                free(keyBlock);
+
             return PM3_ESOFT;
         }