diff options
Diffstat (limited to 'net/batman-adv/send.c')
| -rw-r--r-- | net/batman-adv/send.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c index 7a2f0823f1c2..4b8e11bc14fa 100644 --- a/net/batman-adv/send.c +++ b/net/batman-adv/send.c @@ -163,6 +163,7 @@ static void send_packet(struct forw_packet *forw_packet) struct hard_iface *hard_iface; struct net_device *soft_iface; struct bat_priv *bat_priv; + struct hard_iface *primary_if = NULL; struct batman_packet *batman_packet = (struct batman_packet *)(forw_packet->skb->data); int directlink = (batman_packet->flags & DIRECTLINK ? 1 : 0); @@ -170,19 +171,23 @@ static void send_packet(struct forw_packet *forw_packet) if (!forw_packet->if_incoming) { pr_err("Error - can't forward packet: incoming iface not " "specified\n"); - return; + goto out; } soft_iface = forw_packet->if_incoming->soft_iface; bat_priv = netdev_priv(soft_iface); if (forw_packet->if_incoming->if_status != IF_ACTIVE) - return; + goto out; + + primary_if = primary_if_get_selected(bat_priv); + if (!primary_if) + goto out; /* multihomed peer assumed */ /* non-primary OGMs are only broadcasted on their interface */ if ((directlink && (batman_packet->ttl == 1)) || - (forw_packet->own && (forw_packet->if_incoming->if_num > 0))) { + (forw_packet->own && (forw_packet->if_incoming != primary_if))) { /* FIXME: what about aggregated packets ? */ bat_dbg(DBG_BATMAN, bat_priv, @@ -199,7 +204,7 @@ static void send_packet(struct forw_packet *forw_packet) broadcast_addr); forw_packet->skb = NULL; - return; + goto out; } /* broadcast on every interface */ @@ -211,6 +216,10 @@ static void send_packet(struct forw_packet *forw_packet) send_packet_to_if(forw_packet, hard_iface); } rcu_read_unlock(); + +out: + if (primary_if) + hardif_free_ref(primary_if); } static void realloc_packet_buffer(struct hard_iface *hard_iface, @@ -455,7 +464,7 @@ static void _add_bcast_packet_to_list(struct bat_priv *bat_priv, * The skb is not consumed, so the caller should make sure that the * skb is freed. */ int add_bcast_packet_to_list(struct bat_priv *bat_priv, - const struct sk_buff *skb) + const struct sk_buff *skb, unsigned long delay) { struct hard_iface *primary_if = NULL; struct forw_packet *forw_packet; @@ -492,7 +501,7 @@ int add_bcast_packet_to_list(struct bat_priv *bat_priv, /* how often did we send the bcast packet ? */ forw_packet->num_packets = 0; - _add_bcast_packet_to_list(bat_priv, forw_packet, 1); + _add_bcast_packet_to_list(bat_priv, forw_packet, delay); return NETDEV_TX_OK; packet_free: |