From ff7cb9c3fe433028969fe28b5a542a0477b252b3 Mon Sep 17 00:00:00 2001
From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Date: Tue, 31 May 2011 19:38:07 +0900
Subject: [PATCH] fat: Fix corrupt inode flags when remove ATTR_SYS flag

commit 1adffbae22332bb558c2a29de19d9aca391869f6 upstream.

We are clearly missing '~' in fat_ioctl_set_attributes().

Reported-by: Dmitry Dmitriev <dimondmm@yandex.ru>
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
---
 fs/fat/file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/fat/file.c b/fs/fat/file.c
index 990dfae022e5..f2880571b3b0 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -102,7 +102,7 @@ static int fat_ioctl_set_attributes(struct file *file, u32 __user *user_attr)
 		if (attr & ATTR_SYS)
 			inode->i_flags |= S_IMMUTABLE;
 		else
-			inode->i_flags &= S_IMMUTABLE;
+			inode->i_flags &= ~S_IMMUTABLE;
 	}
 
 	fat_save_attrs(inode, attr);
-- 
2.39.5