linux-imx

// SPDX-License-Identifier: GPL-2.0

/* Copyright (C) 2014-2019  B.A.T.M.A.N. contributors:

 *

 * Linus Lüssing

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of version 2 of the GNU General Public

 * License as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful, but

 * WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

 * General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, see <http://www.gnu.org/licenses/>.

 */

​

#include "multicast.h"

#include "main.h"

​

#include <linux/atomic.h>

#include <linux/bitops.h>

#include <linux/bug.h>

#include <linux/byteorder/generic.h>

#include <linux/errno.h>

#include <linux/etherdevice.h>

#include <linux/gfp.h>

#include <linux/icmpv6.h>

#include <linux/if_bridge.h>

#include <linux/if_ether.h>

#include <linux/igmp.h>

#include <linux/in.h>

#include <linux/in6.h>

#include <linux/ip.h>

#include <linux/ipv6.h>

#include <linux/jiffies.h>

#include <linux/kernel.h>

#include <linux/kref.h>

#include <linux/list.h>

#include <linux/lockdep.h>

#include <linux/netdevice.h>

#include <linux/netlink.h>

#include <linux/printk.h>

#include <linux/rculist.h>

#include <linux/rcupdate.h>

#include <linux/seq_file.h>

#include <linux/skbuff.h>

#include <linux/slab.h>

#include <linux/spinlock.h>

#include <linux/stddef.h>

#include <linux/string.h>

#include <linux/types.h>

#include <linux/workqueue.h>

#include <net/addrconf.h>

#include <net/genetlink.h>

#include <net/if_inet6.h>

#include <net/ip.h>

#include <net/ipv6.h>

#include <net/netlink.h>

#include <net/sock.h>

#include <uapi/linux/batadv_packet.h>

#include <uapi/linux/batman_adv.h>

​

#include "hard-interface.h"

#include "hash.h"

#include "log.h"

#include "netlink.h"

#include "soft-interface.h"

#include "translation-table.h"

#include "tvlv.h"

​

static void batadv_mcast_mla_update(struct work_struct *work);

​

/**

 * batadv_mcast_start_timer() - schedule the multicast periodic worker

 * @bat_priv: the bat priv with all the soft interface information

 */

static void batadv_mcast_start_timer(struct batadv_priv *bat_priv)

{

    queue_delayed_work(batadv_event_workqueue, &bat_priv->mcast.work,

               msecs_to_jiffies(BATADV_MCAST_WORK_PERIOD));

}

​

/**

 * batadv_mcast_get_bridge() - get the bridge on top of the softif if it exists

 * @soft_iface: netdev struct of the mesh interface

 *

 * If the given soft interface has a bridge on top then the refcount

 * of the according net device is increased.

 *

 * Return: NULL if no such bridge exists. Otherwise the net device of the