From 01dda1948a42836d74c656820b008a1534460fa6 Mon Sep 17 00:00:00 2001
From: pineappleEA <pineaea@gmail.com>
Date: Wed, 9 Aug 2023 00:01:10 +0200
Subject: [PATCH] early-access version 3798

---
 README.md                                     |  2 +-
 .../hle/service/filesystem/filesystem.cpp     | 28 ++++++++++++++++---
 2 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index dbb5e36e3..e6a024107 100755
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 yuzu emulator early access
 =============
 
-This is the source code for early-access 3797.
+This is the source code for early-access 3798.
 
 ## Legal Notice
 
diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index 86025f02e..fd312f444 100755
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -383,7 +383,12 @@ Result FileSystemController::CreateSaveData(FileSys::VirtualDir* out_save_data,
         return FileSys::ERROR_ENTITY_NOT_FOUND;
     }
 
-    *out_save_data = save_data_factory->Create(space, save_struct);
+    auto save_data = save_data_factory->Create(space, save_struct);
+    if (save_data == nullptr) {
+        return FileSys::ERROR_ENTITY_NOT_FOUND;
+    }
+
+    *out_save_data = save_data;
     return ResultSuccess;
 }
 
@@ -397,7 +402,12 @@ Result FileSystemController::OpenSaveData(FileSys::VirtualDir* out_save_data,
         return FileSys::ERROR_ENTITY_NOT_FOUND;
     }
 
-    *out_save_data = save_data_factory->Open(space, attribute);
+    auto save_data = save_data_factory->Open(space, attribute);
+    if (save_data == nullptr) {
+        return FileSys::ERROR_ENTITY_NOT_FOUND;
+    }
+
+    *out_save_data = save_data;
     return ResultSuccess;
 }
 
@@ -409,7 +419,12 @@ Result FileSystemController::OpenSaveDataSpace(FileSys::VirtualDir* out_save_dat
         return FileSys::ERROR_ENTITY_NOT_FOUND;
     }
 
-    *out_save_data_space = save_data_factory->GetSaveDataSpaceDirectory(space);
+    auto save_data_space = save_data_factory->GetSaveDataSpaceDirectory(space);
+    if (save_data_space == nullptr) {
+        return FileSys::ERROR_ENTITY_NOT_FOUND;
+    }
+
+    *out_save_data_space = save_data_space;
     return ResultSuccess;
 }
 
@@ -420,7 +435,12 @@ Result FileSystemController::OpenSDMC(FileSys::VirtualDir* out_sdmc) const {
         return FileSys::ERROR_SD_CARD_NOT_FOUND;
     }
 
-    *out_sdmc = sdmc_factory->Open();
+    auto sdmc = sdmc_factory->Open();
+    if (sdmc == nullptr) {
+        return FileSys::ERROR_SD_CARD_NOT_FOUND;
+    }
+
+    *out_sdmc = sdmc;
     return ResultSuccess;
 }