From fec149f5d3234c037ec761d1db4cc8c0550e9964 Mon Sep 17 00:00:00 2001
From: Sven Eckelmann <sven.eckelmann@openmesh.com>
Date: Thu, 21 Dec 2017 10:17:41 +0100
Subject: [PATCH] batman-adv: Convert packet.h to uapi header

The header file is used by different userspace programs to inject packets
or to decode sniffed packets. It should therefore be available to them as
userspace header.

Also other components in the kernel (like the flow dissector) require
access to the packet definitions to be able to decode ETH_P_BATMAN ethernet
packets.

Signed-off-by: Sven Eckelmann <sven.eckelmann@openmesh.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 MAINTAINERS                                               | 1 +
 .../packet.h => include/uapi/linux/batadv_packet.h        | 8 ++++----
 net/batman-adv/bat_iv_ogm.c                               | 2 +-
 net/batman-adv/bat_v.c                                    | 2 +-
 net/batman-adv/bat_v_elp.c                                | 2 +-
 net/batman-adv/bat_v_ogm.c                                | 2 +-
 net/batman-adv/bridge_loop_avoidance.c                    | 2 +-
 net/batman-adv/distributed-arp-table.h                    | 2 +-
 net/batman-adv/fragmentation.c                            | 2 +-
 net/batman-adv/gateway_client.c                           | 2 +-
 net/batman-adv/gateway_common.c                           | 2 +-
 net/batman-adv/hard-interface.c                           | 2 +-
 net/batman-adv/icmp_socket.c                              | 2 +-
 net/batman-adv/main.c                                     | 2 +-
 net/batman-adv/main.h                                     | 2 +-
 net/batman-adv/multicast.c                                | 2 +-
 net/batman-adv/netlink.c                                  | 2 +-
 net/batman-adv/network-coding.c                           | 2 +-
 net/batman-adv/routing.c                                  | 2 +-
 net/batman-adv/send.h                                     | 3 +--
 net/batman-adv/soft-interface.c                           | 2 +-
 net/batman-adv/sysfs.c                                    | 2 +-
 net/batman-adv/tp_meter.c                                 | 2 +-
 net/batman-adv/translation-table.c                        | 2 +-
 net/batman-adv/tvlv.c                                     | 2 +-
 net/batman-adv/types.h                                    | 3 +--
 26 files changed, 29 insertions(+), 30 deletions(-)
 rename net/batman-adv/packet.h => include/uapi/linux/batadv_packet.h (99%)

diff --git a/MAINTAINERS b/MAINTAINERS
index 129c591e0f349..753799d24cd92 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2564,6 +2564,7 @@ S:	Maintained
 F:	Documentation/ABI/testing/sysfs-class-net-batman-adv
 F:	Documentation/ABI/testing/sysfs-class-net-mesh
 F:	Documentation/networking/batman-adv.rst
+F:	include/uapi/linux/batadv_packet.h
 F:	include/uapi/linux/batman_adv.h
 F:	net/batman-adv/
 
diff --git a/net/batman-adv/packet.h b/include/uapi/linux/batadv_packet.h
similarity index 99%
rename from net/batman-adv/packet.h
rename to include/uapi/linux/batadv_packet.h
index 3b2d2db993aa9..5cb360be2a116 100644
--- a/net/batman-adv/packet.h
+++ b/include/uapi/linux/batadv_packet.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
+/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) */
 /* Copyright (C) 2007-2017  B.A.T.M.A.N. contributors:
  *
  * Marek Lindner, Simon Wunderlich
@@ -16,8 +16,8 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef _NET_BATMAN_ADV_PACKET_H_
-#define _NET_BATMAN_ADV_PACKET_H_
+#ifndef _UAPI_LINUX_BATADV_PACKET_H_
+#define _UAPI_LINUX_BATADV_PACKET_H_
 
 #include <asm/byteorder.h>
 #include <linux/if_ether.h>
@@ -641,4 +641,4 @@ struct batadv_tvlv_mcast_data {
 	__u8 reserved[3];
 };
 
-#endif /* _NET_BATMAN_ADV_PACKET_H_ */
+#endif /* _UAPI_LINUX_BATADV_PACKET_H_ */
diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
index 84c36430c25a3..79e3263837266 100644
--- a/net/batman-adv/bat_iv_ogm.c
+++ b/net/batman-adv/bat_iv_ogm.c
@@ -52,6 +52,7 @@
 #include <linux/workqueue.h>
 #include <net/genetlink.h>
 #include <net/netlink.h>
+#include <uapi/linux/batadv_packet.h>
 #include <uapi/linux/batman_adv.h>
 
 #include "bat_algo.h"
@@ -63,7 +64,6 @@
 #include "netlink.h"
 #include "network-coding.h"
 #include "originator.h"
-#include "packet.h"
 #include "routing.h"
 #include "send.h"
 #include "translation-table.h"
diff --git a/net/batman-adv/bat_v.c b/net/batman-adv/bat_v.c
index 78ddf3afa83a7..27e165ac9302b 100644
--- a/net/batman-adv/bat_v.c
+++ b/net/batman-adv/bat_v.c
@@ -37,6 +37,7 @@
 #include <linux/workqueue.h>
 #include <net/genetlink.h>
 #include <net/netlink.h>
+#include <uapi/linux/batadv_packet.h>
 #include <uapi/linux/batman_adv.h>
 
 #include "bat_algo.h"
@@ -49,7 +50,6 @@
 #include "log.h"
 #include "netlink.h"
 #include "originator.h"
-#include "packet.h"
 
 struct sk_buff;
 
diff --git a/net/batman-adv/bat_v_elp.c b/net/batman-adv/bat_v_elp.c
index 59ae96cef596e..a83478c465970 100644
--- a/net/batman-adv/bat_v_elp.c
+++ b/net/batman-adv/bat_v_elp.c
@@ -42,13 +42,13 @@
 #include <linux/types.h>
 #include <linux/workqueue.h>
 #include <net/cfg80211.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "bat_algo.h"
 #include "bat_v_ogm.h"
 #include "hard-interface.h"
 #include "log.h"
 #include "originator.h"
-#include "packet.h"
 #include "routing.h"
 #include "send.h"
 
diff --git a/net/batman-adv/bat_v_ogm.c b/net/batman-adv/bat_v_ogm.c
index e415974c540d3..ba59b77c605d6 100644
--- a/net/batman-adv/bat_v_ogm.c
+++ b/net/batman-adv/bat_v_ogm.c
@@ -39,13 +39,13 @@
 #include <linux/string.h>
 #include <linux/types.h>
 #include <linux/workqueue.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "bat_algo.h"
 #include "hard-interface.h"
 #include "hash.h"
 #include "log.h"
 #include "originator.h"
-#include "packet.h"
 #include "routing.h"
 #include "send.h"
 #include "translation-table.h"
diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c
index e647450e5d0f3..fad47853ad3c5 100644
--- a/net/batman-adv/bridge_loop_avoidance.c
+++ b/net/batman-adv/bridge_loop_avoidance.c
@@ -50,6 +50,7 @@
 #include <net/genetlink.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"
@@ -57,7 +58,6 @@
 #include "log.h"
 #include "netlink.h"
 #include "originator.h"
-#include "packet.h"
 #include "soft-interface.h"
 #include "sysfs.h"
 #include "translation-table.h"
diff --git a/net/batman-adv/distributed-arp-table.h b/net/batman-adv/distributed-arp-table.h
index 3d47bedaf661e..12897eb46268c 100644
--- a/net/batman-adv/distributed-arp-table.h
+++ b/net/batman-adv/distributed-arp-table.h
@@ -24,9 +24,9 @@
 #include <linux/compiler.h>
 #include <linux/netdevice.h>
 #include <linux/types.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "originator.h"
-#include "packet.h"
 
 struct seq_file;
 struct sk_buff;
diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c
index 4979350af9a78..22dde42fd80e6 100644
--- a/net/batman-adv/fragmentation.c
+++ b/net/batman-adv/fragmentation.c
@@ -33,10 +33,10 @@
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/string.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "hard-interface.h"
 #include "originator.h"
-#include "packet.h"
 #include "routing.h"
 #include "send.h"
 #include "soft-interface.h"
diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c
index 2488e25d0eef0..37fe9a644f22f 100644
--- a/net/batman-adv/gateway_client.c
+++ b/net/batman-adv/gateway_client.c
@@ -43,6 +43,7 @@
 #include <linux/stddef.h>
 #include <linux/udp.h>
 #include <net/sock.h>
+#include <uapi/linux/batadv_packet.h>
 #include <uapi/linux/batman_adv.h>
 
 #include "gateway_common.h"
@@ -50,7 +51,6 @@
 #include "log.h"
 #include "netlink.h"
 #include "originator.h"
-#include "packet.h"
 #include "routing.h"
 #include "soft-interface.h"
 #include "sysfs.h"
diff --git a/net/batman-adv/gateway_common.c b/net/batman-adv/gateway_common.c
index 83bfeecf661cd..b3e156af2256c 100644
--- a/net/batman-adv/gateway_common.c
+++ b/net/batman-adv/gateway_common.c
@@ -27,10 +27,10 @@
 #include <linux/netdevice.h>
 #include <linux/stddef.h>
 #include <linux/string.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "gateway_client.h"
 #include "log.h"
-#include "packet.h"
 #include "tvlv.h"
 
 /**
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index 13d04dba0b3ab..5f186bff284a3 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -38,6 +38,7 @@
 #include <linux/spinlock.h>
 #include <net/net_namespace.h>
 #include <net/rtnetlink.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "bat_v.h"
 #include "bridge_loop_avoidance.h"
@@ -46,7 +47,6 @@
 #include "gateway_client.h"
 #include "log.h"
 #include "originator.h"
-#include "packet.h"
 #include "send.h"
 #include "soft-interface.h"
 #include "sysfs.h"
diff --git a/net/batman-adv/icmp_socket.c b/net/batman-adv/icmp_socket.c
index f2ef75b7fa733..8041cf106c37f 100644
--- a/net/batman-adv/icmp_socket.c
+++ b/net/batman-adv/icmp_socket.c
@@ -44,11 +44,11 @@
 #include <linux/string.h>
 #include <linux/uaccess.h>
 #include <linux/wait.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "hard-interface.h"
 #include "log.h"
 #include "originator.h"
-#include "packet.h"
 #include "send.h"
 
 static struct batadv_socket_client *batadv_socket_client_hash[256];
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 8bee4279d579f..d31c8266e244e 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -46,6 +46,7 @@
 #include <linux/workqueue.h>
 #include <net/dsfield.h>
 #include <net/rtnetlink.h>
+#include <uapi/linux/batadv_packet.h>
 #include <uapi/linux/batman_adv.h>
 
 #include "bat_algo.h"
@@ -63,7 +64,6 @@
 #include "netlink.h"
 #include "network-coding.h"
 #include "originator.h"
-#include "packet.h"
 #include "routing.h"
 #include "send.h"
 #include "soft-interface.h"
diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h
index d5484ac381d39..f7ba3f96d8f36 100644
--- a/net/batman-adv/main.h
+++ b/net/batman-adv/main.h
@@ -223,8 +223,8 @@ enum batadv_uev_type {
 #include <linux/jiffies.h>
 #include <linux/percpu.h>
 #include <linux/types.h>
+#include <uapi/linux/batadv_packet.h>
 
-#include "packet.h"
 #include "types.h"
 
 struct net_device;
diff --git a/net/batman-adv/multicast.c b/net/batman-adv/multicast.c
index 8a503c526b90f..cbdeb47ec3f60 100644
--- a/net/batman-adv/multicast.c
+++ b/net/batman-adv/multicast.c
@@ -55,11 +55,11 @@
 #include <net/if_inet6.h>
 #include <net/ip.h>
 #include <net/ipv6.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "hard-interface.h"
 #include "hash.h"
 #include "log.h"
-#include "packet.h"
 #include "translation-table.h"
 #include "tvlv.h"
 
diff --git a/net/batman-adv/netlink.c b/net/batman-adv/netlink.c
index 103d4bdcdbdbb..a823d3899bad3 100644
--- a/net/batman-adv/netlink.c
+++ b/net/batman-adv/netlink.c
@@ -40,6 +40,7 @@
 #include <net/genetlink.h>
 #include <net/netlink.h>
 #include <net/sock.h>
+#include <uapi/linux/batadv_packet.h>
 #include <uapi/linux/batman_adv.h>
 
 #include "bat_algo.h"
@@ -47,7 +48,6 @@
 #include "gateway_client.h"
 #include "hard-interface.h"
 #include "originator.h"
-#include "packet.h"
 #include "soft-interface.h"
 #include "tp_meter.h"
 #include "translation-table.h"
diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c
index 3758be7fd881e..b48116bb24ef1 100644
--- a/net/batman-adv/network-coding.c
+++ b/net/batman-adv/network-coding.c
@@ -49,12 +49,12 @@
 #include <linux/stddef.h>
 #include <linux/string.h>
 #include <linux/workqueue.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "hard-interface.h"
 #include "hash.h"
 #include "log.h"
 #include "originator.h"
-#include "packet.h"
 #include "routing.h"
 #include "send.h"
 #include "tvlv.h"
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index eb835bde502a7..b6891e8b741c4 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -34,6 +34,7 @@
 #include <linux/skbuff.h>
 #include <linux/spinlock.h>
 #include <linux/stddef.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "bitarray.h"
 #include "bridge_loop_avoidance.h"
@@ -44,7 +45,6 @@
 #include "log.h"
 #include "network-coding.h"
 #include "originator.h"
-#include "packet.h"
 #include "send.h"
 #include "soft-interface.h"
 #include "tp_meter.h"
diff --git a/net/batman-adv/send.h b/net/batman-adv/send.h
index 8c7399dd06ca7..1e8c79093623e 100644
--- a/net/batman-adv/send.h
+++ b/net/batman-adv/send.h
@@ -24,8 +24,7 @@
 #include <linux/compiler.h>
 #include <linux/spinlock.h>
 #include <linux/types.h>
-
-#include "packet.h"
+#include <uapi/linux/batadv_packet.h>
 
 struct sk_buff;
 
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 1eb5555c5fe4d..900c5ce21cd41 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -49,6 +49,7 @@
 #include <linux/stddef.h>
 #include <linux/string.h>
 #include <linux/types.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "bat_algo.h"
 #include "bridge_loop_avoidance.h"
@@ -60,7 +61,6 @@
 #include "multicast.h"
 #include "network-coding.h"
 #include "originator.h"
-#include "packet.h"
 #include "send.h"
 #include "sysfs.h"
 #include "translation-table.h"
diff --git a/net/batman-adv/sysfs.c b/net/batman-adv/sysfs.c
index 56fb425514532..c1578fa0b952a 100644
--- a/net/batman-adv/sysfs.c
+++ b/net/batman-adv/sysfs.c
@@ -39,6 +39,7 @@
 #include <linux/string.h>
 #include <linux/stringify.h>
 #include <linux/workqueue.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "bridge_loop_avoidance.h"
 #include "distributed-arp-table.h"
@@ -47,7 +48,6 @@
 #include "hard-interface.h"
 #include "log.h"
 #include "network-coding.h"
-#include "packet.h"
 #include "soft-interface.h"
 
 static struct net_device *batadv_kobj_to_netdev(struct kobject *obj)
diff --git a/net/batman-adv/tp_meter.c b/net/batman-adv/tp_meter.c
index 7dcf2aa4deb53..8b576712d0c1f 100644
--- a/net/batman-adv/tp_meter.c
+++ b/net/batman-adv/tp_meter.c
@@ -49,13 +49,13 @@
 #include <linux/timer.h>
 #include <linux/wait.h>
 #include <linux/workqueue.h>
+#include <uapi/linux/batadv_packet.h>
 #include <uapi/linux/batman_adv.h>
 
 #include "hard-interface.h"
 #include "log.h"
 #include "netlink.h"
 #include "originator.h"
-#include "packet.h"
 #include "send.h"
 
 /**
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 0e53be3f8df04..7550a9ccd6953 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -52,6 +52,7 @@
 #include <net/genetlink.h>
 #include <net/netlink.h>
 #include <net/sock.h>
+#include <uapi/linux/batadv_packet.h>
 #include <uapi/linux/batman_adv.h>
 
 #include "bridge_loop_avoidance.h"
@@ -60,7 +61,6 @@
 #include "log.h"
 #include "netlink.h"
 #include "originator.h"
-#include "packet.h"
 #include "soft-interface.h"
 #include "tvlv.h"
 
diff --git a/net/batman-adv/tvlv.c b/net/batman-adv/tvlv.c
index e189f026974c2..5ffcb45ac6ffa 100644
--- a/net/batman-adv/tvlv.c
+++ b/net/batman-adv/tvlv.c
@@ -36,9 +36,9 @@
 #include <linux/stddef.h>
 #include <linux/string.h>
 #include <linux/types.h>
+#include <uapi/linux/batadv_packet.h>
 
 #include "originator.h"
-#include "packet.h"
 #include "send.h"
 #include "tvlv.h"
 
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 77b145eba1939..bb1578410e0cf 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -35,10 +35,9 @@
 #include <linux/types.h>
 #include <linux/wait.h>
 #include <linux/workqueue.h>
+#include <uapi/linux/batadv_packet.h>
 #include <uapi/linux/batman_adv.h>
 
-#include "packet.h"
-
 struct seq_file;
 
 #ifdef CONFIG_BATMAN_ADV_DAT
-- 
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