From 14a840b911701783687321fbc74ab43e1dc844b2 Mon Sep 17 00:00:00 2001
From: wuyangyong <wuyangyong@gmail.com>
Date: Sat, 4 Dec 2010 07:27:11 +0000
Subject: [PATCH] fix cat print buffer no \0

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1176 bbd45198-f89e-11dd-88c7-29a3b14d5316
---
 components/dfs/src/dfs_file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/dfs/src/dfs_file.c b/components/dfs/src/dfs_file.c
index 15b42a2af9..4deba547be 100644
--- a/components/dfs/src/dfs_file.c
+++ b/components/dfs/src/dfs_file.c
@@ -516,7 +516,7 @@ void cat(const char* filename)
 	do
 	{
 		rt_memset(buffer, 0, sizeof(buffer));
-		length = dfs_file_read(&fd, buffer, 81);
+		length = dfs_file_read(&fd, buffer, sizeof(buffer)-1 );
 		if (length > 0)
 		{
 			rt_kprintf("%s", buffer);