Merge tag 'batadv-next-for-davem-20190328' of git://git.open-mesh.org/linux-merge

Simon Wunderlich says:

====================
This feature/cleanup patchset includes the following patches:

 - Drop license boilerplate (obsoleted by SPDX license IDs),
   by Sven Eckelmann

 - Drop documentation for sysfs and debugfs Documentation,
   by Sven Eckelmann (2 patches)

 - Mark sysfs as optional and deprecated, by Sven Eckelmann (3 patches)

 - Update MAINTAINERS Tree, Chat and Bugtracker,
   by Sven Eckelmann (3 patches)

 - Rename batadv_dat_send_data, by Sven Eckelmann

 - update DAT entries with incoming ARP replies, by Linus Luessing

 - add multicast-to-unicast support for limited destinations,
   by Linus Luessing
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 18 insertions, 12 deletions

diff --git a/net/batman-adv/multicast.h b/net/batman-adv/multicast.h
index 466013fe88af..653b9b76fabe 100644
--- a/net/batman-adv/multicast.h
+++ b/net/batman-adv/multicast.h
@@ -2,18 +2,6 @@
 /* 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/>.
  */
 
 #ifndef _NET_BATMAN_ADV_MULTICAST_H_
@@ -36,6 +24,13 @@ enum batadv_forw_mode {
 	BATADV_FORW_ALL,
 
 	/**
+	 * @BATADV_FORW_SOME: forward the packet to some nodes (currently via
+	 *  a multicast-to-unicast conversion and the BATMAN unicast routing
+	 *  protocol)
+	 */
+	BATADV_FORW_SOME,
+
+	/**
 	 * @BATADV_FORW_SINGLE: forward the packet to a single node (currently
 	 *  via the BATMAN unicast routing protocol)
 	 */
@@ -51,6 +46,9 @@ enum batadv_forw_mode
 batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
 		       struct batadv_orig_node **mcast_single_orig);
 
+int batadv_mcast_forw_send(struct batadv_priv *bat_priv, struct sk_buff *skb,
+			   unsigned short vid);
+
 void batadv_mcast_init(struct batadv_priv *bat_priv);
 
 int batadv_mcast_flags_seq_print_text(struct seq_file *seq, void *offset);
@@ -73,6 +71,14 @@ batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
 	return BATADV_FORW_ALL;
 }
 
+static inline int
+batadv_mcast_forw_send(struct batadv_priv *bat_priv, struct sk_buff *skb,
+		       unsigned short vid)
+{
+	kfree_skb(skb);
+	return NET_XMIT_DROP;
+}
+
 static inline int batadv_mcast_init(struct batadv_priv *bat_priv)
 {
 	return 0;