From b175c203e4c59bd68163342e8b77ffb26f7c7b00 Mon Sep 17 00:00:00 2001
From: "Admiral H. Curtiss" <pikachu025@gmail.com>
Date: Wed, 17 Jun 2020 00:35:42 +0200
Subject: [PATCH] GCMemcardDirectory: Avoid undefined behavior in ClearBlock().

---
 Source/Core/Core/HW/GCMemcard/GCMemcardDirectory.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/Core/Core/HW/GCMemcard/GCMemcardDirectory.cpp b/Source/Core/Core/HW/GCMemcard/GCMemcardDirectory.cpp
index c07c6f19d1..435bbad164 100644
--- a/Source/Core/Core/HW/GCMemcard/GCMemcardDirectory.cpp
+++ b/Source/Core/Core/HW/GCMemcard/GCMemcardDirectory.cpp
@@ -430,7 +430,7 @@ void GCMemcardDirectory::ClearBlock(u32 address)
     if (m_last_block == -1)
       return;
   }
-  ((Memcard::GCMBlock*)m_last_block_address)->Erase();
+  std::memset(m_last_block_address, 0xFF, Memcard::BLOCK_SIZE);
 }
 
 inline void GCMemcardDirectory::SyncSaves()