linux-kernel - [PATCH] sysfs: change permissions for /sys from 0755 to 0555

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Date:	Wed, 14 Dec 2011 19:34:50 +0400
From:	Vitaly Kuznetsov <vitty@...linux.ru>
To:	Greg Kroah-Hartman <gregkh@...e.de>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] sysfs: change permissions for /sys from 0755 to 0555

There is a misleading difference between /proc and /sys permissions, 
/proc is 0555 and /sys is 0755. But
as it is impossible to create or unlink something in /sys it would be 
nice to have same permissions.

Signed-off-by: Vitaly Kuznetsov <vitty@...linux.ru>
---
  fs/sysfs/mount.c |    2 +-
  1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/sysfs/mount.c b/fs/sysfs/mount.c
index 4974995..9d56fdd 100644
--- a/fs/sysfs/mount.c
+++ b/fs/sysfs/mount.c
@@ -36,7 +36,7 @@ struct sysfs_dirent sysfs_root = {
         .s_name         = "",
         .s_count        = ATOMIC_INIT(1),
         .s_flags        = SYSFS_DIR,
-       .s_mode         = S_IFDIR | S_IRWXU | S_IRUGO | S_IXUGO,
+       .s_mode         = S_IFDIR | S_IRUGO | S_IXUGO,
         .s_ino          = 1,
  };

-- 
1.7.7.4

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