linux-ext4 - [PATCH 1/2] debugfs.c: the max length of debugfs argument is too short

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Message-ID: <1374834657-17091-2-git-send-email-liezhi.yang@windriver.com>
Date:	Fri, 26 Jul 2013 18:30:56 +0800
From:	Robert Yang <liezhi.yang@...driver.com>
To:	<linux-ext4@...r.kernel.org>
CC:	<tytso@....edu>, <dvhart@...ux.intel.com>,
	<darrick.wong@...cle.com>
Subject: [PATCH 1/2] debugfs.c: the max length of debugfs argument is too short

The max length of debugfs argument is 256 which is too short, the
arguments are two paths, the PATH_MAX is 4096 according to
/usr/include/linux/limits.h, use 2048 (4096 / 2) is a reasonable value.

Signed-off-by: Robert Yang <liezhi.yang@...driver.com>
Acked-by: Darren Hart <dvhart@...ux.intel.com>
---
 debugfs/debugfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/debugfs/debugfs.c b/debugfs/debugfs.c
index dcf16e2..b77d0b5 100644
--- a/debugfs/debugfs.c
+++ b/debugfs/debugfs.c
@@ -2300,7 +2300,7 @@ void do_dump_mmp(int argc EXT2FS_ATTR((unused)), char *argv[])
 static int source_file(const char *cmd_file, int ss_idx)
 {
 	FILE		*f;
-	char		buf[256];
+	char		buf[2048];
 	char		*cp;
 	int		exit_status = 0;
 	int		retval;
-- 
1.8.1.2

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