From 7ea9c363fdae427dcf3cc8d4efc01f58fdcfcb96 Mon Sep 17 00:00:00 2001
From: wh201906 <wh201906@yandex.com>
Date: Fri, 26 Jun 2020 22:39:46 +0800
Subject: [PATCH] Fix a small bug

---
 ui/mainwindow.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ui/mainwindow.cpp b/ui/mainwindow.cpp
index d35d0f8..5fcd3fc 100644
--- a/ui/mainwindow.cpp
+++ b/ui/mainwindow.cpp
@@ -251,7 +251,7 @@ void MainWindow::on_MF_keyWidget_itemChanged(QTableWidgetItem *item)
     }
     else if(item->column() == 2)
     {
-        QString key = item->text().replace(" ", "");
+        QString key = item->text().replace(" ", "").toUpper();
         if(key == "" || mifare->data_isKeyValid(key))
         {
             mifare->data_setKey(item->row(), false, key);