From 07337549685a3e32165c502a2eb45da64e87be86 Mon Sep 17 00:00:00 2001
From: Anton Todorov <ANTodorov@users.noreply.github.com>
Date: Mon, 30 Sep 2024 16:25:00 +0300
Subject: [PATCH] fix hf mfu pwdgen for 7 byte uid

The last 3 bytes of the 7 byte uid are zeroed out
Tested with the example from the forum http://www.proxmark.org/forum/viewtopic.php?pid=44238#p44238

Signed-off-by: Anton Todorov <ANTodorov@users.noreply.github.com>
---
 client/src/cmdhfmfu.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/client/src/cmdhfmfu.c b/client/src/cmdhfmfu.c
index 6f7c9cdfa..d56ae5123 100644
--- a/client/src/cmdhfmfu.c
+++ b/client/src/cmdhfmfu.c
@@ -4392,10 +4392,6 @@ static int CmdHF14AMfUPwdGen(const char *Cmd) {
         if (u_len != 7 && u_len != 4) {
             PrintAndLogEx(WARNING, "Key must be 7 hex bytes");
             return PM3_EINVARG;
-        } else {
-            // adapt to 7 bytes :)
-            memset(uid + 4, 0x00, 3);
-            u_len = 7;
         }
     }