From 4c34d8aafff37f7725cffac0f9172e7d1f3605bd Mon Sep 17 00:00:00 2001
From: "bsongis@gmail.com"
 <bsongis@gmail.com@8db61ce9-5e8f-94c8-fa6b-1d1c8bcca7d0>
Date: Sat, 22 Jun 2013 10:51:07 +0000
Subject: [PATCH] simu core

---
 src/simpgmspace.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/simpgmspace.cpp b/src/simpgmspace.cpp
index e769ec8f6..42970f6cd 100644
--- a/src/simpgmspace.cpp
+++ b/src/simpgmspace.cpp
@@ -505,6 +505,7 @@ FRESULT f_opendir (DIR * rep, const TCHAR * name)
 
 FRESULT f_readdir (DIR * rep, FILINFO * fil)
 {
+  if (!rep->fs) return FR_NO_FILE;
   simu::dirent * ent = simu::readdir((simu::DIR *)rep->fs);
   if (!ent) return FR_NO_FILE;