int udp_push_pending_frames(struct sock *sk)
{
	struct udp_sock  *up = udp_sk(sk);
	struct inet_sock *inet = inet_sk(sk);
	struct flowi4 *fl4 = &inet->cork.fl.u.ip4;
	struct sk_buff *skb;
	int err = 0;

	skb = ip_finish_skb(sk, fl4);
	if (!skb)
		goto out;

	err = udp_send_skb(skb, fl4);

out:
	up->len = 0;
	up->pending = 0;
	return err;
}
Weaknesses in this category are related to improper management of system resources.