On Fri, 2021-09-24 at 19:16 +0300, Konstantin Komarov wrote: > Make code more readable. > Don't try to read zero bytes. > Add warning when size of exteneded attribute exceeds limit. [] > diff --git a/fs/ntfs3/xattr.c b/fs/ntfs3/xattr.c [] > @@ -366,21 +368,22 @@ static noinline int ntfs_set_ea(struct inode *inode, const char *name, [] > + ea_info.size = cpu_to_le32(size); > + > + /* > + * 1. Check ea_info.size_pack for overflow. > + * 2. New attibute size must fit value from $AttrDef > + */ > + if (new_pack > 0xffff || size > sbi->ea_max_size) { > + ntfs_inode_warn( > + inode, > + "The size of exteneded attributes must not exceed 64K"); trivial typo of extended. Pedants might suggest KiB.