Exemple #1
0
static void br_flood(struct net_bridge *br, struct sk_buff *skb, int clone,
	void (*__packet_hook)(struct net_bridge_port *p, struct sk_buff *skb))
{
	struct net_bridge_port *p;
	struct net_bridge_port *prev;

	if (clone) {
		struct sk_buff *skb2;

		if ((skb2 = skb_clone(skb, GFP_ATOMIC)) == NULL) {
			br->statistics.tx_dropped++;
			return;
		}

		skb = skb2;
	}

	prev = NULL;

	p = br->port_list;
	while (p != NULL) {
		if (should_deliver(p, skb)) {
			if (prev != NULL) {
				struct sk_buff *skb2;

				if ((skb2 = skb_clone(skb, GFP_ATOMIC)) == NULL) {
					br->statistics.tx_dropped++;
					kfree_skb(skb);
					return;
				}

				__packet_hook(prev, skb2);
			}

			prev = p;
		}

		p = p->next;
	}

	if (prev != NULL) {
		__packet_hook(prev, skb);
		return;
	}

	kfree_skb(skb);
}
Exemple #2
0
static int deliver_clone(const struct vnsw_if *prev,
			 struct sk_buff *skb,
			 void (*__packet_hook)(const struct vnsw_if *ifp,
					       struct sk_buff *skb))
{
	struct net_device *dev = VNSW_IN_SKB_CB(skb)->brdev;

	skb = skb_clone(skb, GFP_ATOMIC);
	if (!skb) {
		dev->stats.tx_dropped++;
		return -ENOMEM;
	}

	__packet_hook(prev, skb);
	return 0;
}