static int check_pad_bytes(struct kmem_cache *s, struct page *page, u8 *p)
{
	unsigned long off = s->inuse;	/* The end of info */

	if (s->offset)
		/* Freepointer is placed after the object. */
		off += sizeof(void *);

	if (s->flags & SLAB_STORE_USER)
		/* We also have user information there */
		off += 2 * sizeof(struct track);

	off += kasan_metadata_size(s);

	if (size_from_object(s) == off)
		return 1;

	return check_bytes_and_report(s, page, p, "Object padding",
			p + off, POISON_INUSE, size_from_object(s) - off);
}