static void security_netlbl_cache_add(struct netlbl_lsm_secattr *secattr,
				      u32 sid)
{
	u32 *sid_cache;

	sid_cache = kmalloc(sizeof(*sid_cache), GFP_ATOMIC);
	if (sid_cache == NULL)
		return;
	secattr->cache = netlbl_secattr_cache_alloc(GFP_ATOMIC);
	if (secattr->cache == NULL) {
		kfree(sid_cache);
		return;
	}

	*sid_cache = sid;
	secattr->cache->free = kfree;
	secattr->cache->data = sid_cache;
	secattr->flags |= NETLBL_SECATTR_CACHE;
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.