Messages in this thread Patch in this message |  | | From | Chao Yu <> | Subject | [PATCH 1/2] f2fs: restrict inline_xattr_size configuration | Date | Sat, 27 Jan 2018 17:29:48 +0800 |
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This patch limits to enable inline_xattr_size mount option only if both extra_attr and flexible_inline_xattr feature is on in current image.
Signed-off-by: Chao Yu <yuchao0@huawei.com> --- fs/f2fs/super.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 8173ae688814..a859372457eb 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -699,6 +699,13 @@ static int parse_options(struct super_block *sb, char *options) } if (test_opt(sbi, INLINE_XATTR_SIZE)) { + if (!f2fs_sb_has_extra_attr(sb) || + !f2fs_sb_has_flexible_inline_xattr(sb)) { + f2fs_msg(sb, KERN_ERR, + "extra_attr or flexible_inline_xattr " + "feature is off"); + return -EINVAL; + } if (!test_opt(sbi, INLINE_XATTR)) { f2fs_msg(sb, KERN_ERR, "inline_xattr_size option should be " -- 2.15.0.55.gc2ece9dc4de6
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