From 6a04bfca672f006d6fea3767deeea554469d969f Mon Sep 17 00:00:00 2001
From: d0k3 <tore.anon@gmail.com>
Date: Wed, 18 Jul 2018 00:16:41 +0200
Subject: [PATCH] Safety checks for dummy file / dir creation

---
 arm9/source/filesys/fsutil.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/arm9/source/filesys/fsutil.c b/arm9/source/filesys/fsutil.c
index d9741e0..a33a952 100644
--- a/arm9/source/filesys/fsutil.c
+++ b/arm9/source/filesys/fsutil.c
@@ -367,14 +367,15 @@ bool FileCreateDummy(const char* cpath, const char* filename, u64 size) {
     f_sync(&dfile);
     fx_close(&dfile);
     
-    return true;
+    return (fa_stat(npath, NULL) == FR_OK);
 }
 
 bool DirCreate(const char* cpath, const char* dirname) {
     char npath[256]; // 256 is the maximum length of a full path
     if (!CheckWritePermissions(cpath)) return false;
     snprintf(npath, 255, "%s/%s", cpath, dirname);
-    return (fa_mkdir(npath) == FR_OK);
+    if (fa_mkdir(npath) != FR_OK) return false;
+    return (fa_stat(npath, NULL) == FR_OK);
 }
 
 bool DirInfoWorker(char* fpath, bool virtual, u64* tsize, u32* tdirs, u32* tfiles) {