From eb898f69c97a91a7ac7c813602e1dd560e677911 Mon Sep 17 00:00:00 2001
From: "Aubr.Cool" <aubrcool@qq.com>
Date: Tue, 27 Jan 2015 10:58:26 +0800
Subject: [PATCH] Correct dfs fd_is_open search index error

---
 components/dfs/src/dfs.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/components/dfs/src/dfs.c b/components/dfs/src/dfs.c
index 4e38615ba..7e56137ab 100644
--- a/components/dfs/src/dfs.c
+++ b/components/dfs/src/dfs.c
@@ -234,7 +234,11 @@ int fd_is_open(const char *pathname)
             mountpath = fullpath + strlen(fs->path);
 
         dfs_lock();
+#ifdef DFS_USING_STDIO
+        for (index = 3; index < DFS_FD_MAX+3; index++)
+#else
         for (index = 0; index < DFS_FD_MAX; index++)
+#endif
         {
             fd = &(fd_table[index]);
             if (fd->fs == RT_NULL)