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Commit b1a8c04b authored by Simon Wunderlich's avatar Simon Wunderlich Committed by Antonio Quartulli
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batman-adv: drop STP over batman 



Signed-off-by: default avatarSimon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: default avatarAntonio Quartulli <ordex@autistici.org>
parent fe2da6ff

net/batman-adv/soft-interface.c

+8 −0
Original line number Diff line number Diff line
@@ -130,6 +130,8 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) 
	struct hard_iface *primary_if = NULL;

	struct bcast_packet *bcast_packet;

	struct vlan_ethhdr *vhdr;

	static const uint8_t stp_addr[ETH_ALEN] = {0x01, 0x80, 0xC2, 0x00, 0x00,

						   0x00};

	unsigned int header_len = 0;

	int data_len = skb->len, ret;

	short vid = -1;
@@ -159,6 +161,12 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) 
	/* Register the client MAC in the transtable */

	tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif);



	/* don't accept stp packets. STP does not help in meshes.

	 * better use the bridge loop avoidance ...

	 */

	if (compare_eth(ethhdr->h_dest, stp_addr))

		goto dropped;



	if (is_multicast_ether_addr(ethhdr->h_dest)) {

		do_bcast = true;