fat: Fix corrupt inode flags when remove ATTR_SYS flag

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

Cc: <stable@kernel.org>
Reported-by: Dmitry Dmitriev <dimondmm@yandex.ru>
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>

diff --git a/fs/fat/file.c b/fs/fat/file.c
index 7257752b6d5d3f0c8c133597135cb2f92821f784..7018e1d8902dee6c4b38f7247a38e9315cba27f5 100644 (file)
--- 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);