From d99c571f947ac69890fc60c4525122d1394c7338 Mon Sep 17 00:00:00 2001
From: Arisotura <thetotalworm@gmail.com>
Date: Fri, 12 Apr 2024 19:43:02 +0200
Subject: [PATCH] FATStorage: make sure to always properly unmount the volume
 (fixes evil bug)

---
 src/FATStorage.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/FATStorage.cpp b/src/FATStorage.cpp
index 0f1bf235..f735d4b8 100644
--- a/src/FATStorage.cpp
+++ b/src/FATStorage.cpp
@@ -110,6 +110,7 @@ bool FATStorage::InjectFile(const std::string& path, u8* data, u32 len)
     res = f_mount(&fs, "0:", 1);
     if (res != FR_OK)
     {
+        f_unmount("0:");
         ff_disk_close();
         return false;
     }
@@ -146,6 +147,7 @@ u32 FATStorage::ReadFile(const std::string& path, u32 start, u32 len, u8* data)
     res = f_mount(&fs, "0:", 1);
     if (res != FR_OK)
     {
+        f_unmount("0:");
         ff_disk_close();
         return false;
     }
@@ -1144,6 +1146,7 @@ bool FATStorage::Save()
     res = f_mount(&fs, "0:", 1);
     if (res != FR_OK)
     {
+        f_unmount("0:");
         ff_disk_close();
         return false;
     }