The following commit has been merged in the master branch: commit 9d1601ef4347b27dfa627d61ccfa9a724cc6e303 Author: Marek Lindner mareklindner@neomailbox.ch Date: Sun Mar 20 18:39:56 2016 +0800

batman-adv: replace ethertype variable with ETH_P_BATMAN for readability

Signed-off-by: Marek Lindner mareklindner@neomailbox.ch Reviewed-by: Sven Eckelmann sven@narfation.org Signed-off-by: Antonio Quartulli a@unstable.cc

diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 3a0fc3c..343d2c9 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -186,7 +186,6 @@ static int batadv_interface_tx(struct sk_buff *skb, struct batadv_priv *bat_priv = netdev_priv(soft_iface); struct batadv_hard_iface *primary_if = NULL; struct batadv_bcast_packet *bcast_packet; - __be16 ethertype = htons(ETH_P_BATMAN); static const u8 stp_addr[ETH_ALEN] = {0x01, 0x80, 0xC2, 0x00, 0x00, 0x00}; static const u8 ectp_addr[ETH_ALEN] = {0xCF, 0x00, 0x00, 0x00, @@ -216,7 +215,8 @@ static int batadv_interface_tx(struct sk_buff *skb, case ETH_P_8021Q: vhdr = vlan_eth_hdr(skb);

- if (vhdr->h_vlan_encapsulated_proto != ethertype) { + /* drop batman-in-batman packets to prevent loops */ + if (vhdr->h_vlan_encapsulated_proto != htons(ETH_P_BATMAN)) { network_offset += VLAN_HLEN; break; } @@ -404,7 +404,6 @@ void batadv_interface_rx(struct net_device *soft_iface, { struct batadv_bcast_packet *batadv_bcast_packet; struct batadv_priv *bat_priv = netdev_priv(soft_iface); - __be16 ethertype = htons(ETH_P_BATMAN); struct vlan_ethhdr *vhdr; struct ethhdr *ethhdr; unsigned short vid; @@ -434,7 +433,8 @@ void batadv_interface_rx(struct net_device *soft_iface,

vhdr = (struct vlan_ethhdr *)skb->data;

- if (vhdr->h_vlan_encapsulated_proto != ethertype) + /* drop batman-in-batman packets to prevent loops */ + if (vhdr->h_vlan_encapsulated_proto != htons(ETH_P_BATMAN)) break;

/* fall through */