batman-adv: rename all instances of batman_packet to batman_ogm_packet

The follow-up routing code changes are going to introduce additional
routing packet types which make this distinction necessary.

Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>

9 files changed, 204 insertions, 182 deletions

diff --git a/net/batman-adv/aggregation.c b/net/batman-adv/aggregation.c
index 69467fe71ff2..f20423f4a4d7 100644
--- a/net/batman-adv/aggregation.c
+++ b/net/batman-adv/aggregation.c
@@ -27,7 +27,8 @@
 #include "hard-interface.h"
 
 /* return true if new_packet can be aggregated with forw_packet */
-static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
+static bool can_aggregate_with(const struct batman_ogm_packet
+                                                        *new_batman_ogm_packet,
                                struct bat_priv *bat_priv,
                                int packet_len,
                                unsigned long send_time,
@@ -35,8 +36,8 @@ static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
                                const struct hard_iface *if_incoming,
                                const struct forw_packet *forw_packet)
 {
-        struct batman_packet *batman_packet =
-                (struct batman_packet *)forw_packet->skb->data;
+        struct batman_ogm_packet *batman_ogm_packet =
+                        (struct batman_ogm_packet *)forw_packet->skb->data;
         int aggregated_bytes = forw_packet->packet_len + packet_len;
         struct hard_iface *primary_if = NULL;
         bool res = false;
@@ -71,8 +72,8 @@ static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
                 /* packets without direct link flag and high TTL
                  * are flooded through the net  */
                 if ((!directlink) &&
-                    (!(batman_packet->flags & DIRECTLINK)) &&
-                    (batman_packet->ttl != 1) &&
+                    (!(batman_ogm_packet->flags & DIRECTLINK)) &&
+                    (batman_ogm_packet->ttl != 1) &&
 
                     /* own packets originating non-primary
                      * interfaces leave only that interface */
@@ -85,13 +86,13 @@ static bool can_aggregate_with(const struct batman_packet *new_batman_packet,
                 /* if the incoming packet is sent via this one
                  * interface only - we still can aggregate */
                 if ((directlink) &&
-                    (new_batman_packet->ttl == 1) &&
+                    (new_batman_ogm_packet->ttl == 1) &&
                     (forw_packet->if_incoming == if_incoming) &&
 
                     /* packets from direct neighbors or
                      * own secondary interface packets
                      * (= secondary interface packets in general) */
-                    (batman_packet->flags & DIRECTLINK ||
+                    (batman_ogm_packet->flags & DIRECTLINK ||
                      (forw_packet->own &&
                       forw_packet->if_incoming != primary_if))) {
                         res = true;
@@ -213,9 +214,11 @@ void add_bat_packet_to_list(struct bat_priv *bat_priv,
          */
         struct forw_packet *forw_packet_aggr = NULL, *forw_packet_pos = NULL;
         struct hlist_node *tmp_node;
-        struct batman_packet *batman_packet =
-                (struct batman_packet *)packet_buff;
-        bool direct_link = batman_packet->flags & DIRECTLINK ? 1 : 0;
+        struct batman_ogm_packet *batman_ogm_packet;
+        bool direct_link;
+
+        batman_ogm_packet = (struct batman_ogm_packet *)packet_buff;
+        direct_link = batman_ogm_packet->flags & DIRECTLINK ? 1 : 0;
 
         /* find position for the packet in the forward queue */
         spin_lock_bh(&bat_priv->forw_bat_list_lock);
@@ -223,7 +226,7 @@ void add_bat_packet_to_list(struct bat_priv *bat_priv,
         if ((atomic_read(&bat_priv->aggregated_ogms)) && (!own_packet)) {
                 hlist_for_each_entry(forw_packet_pos, tmp_node,
                                      &bat_priv->forw_bat_list, list) {
-                        if (can_aggregate_with(batman_packet,
+                        if (can_aggregate_with(batman_ogm_packet,
                                                bat_priv,
                                                packet_len,
                                                send_time,
@@ -267,27 +270,28 @@ void receive_aggr_bat_packet(const struct ethhdr *ethhdr,
                              unsigned char *packet_buff, int packet_len,
                              struct hard_iface *if_incoming)
 {
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
         int buff_pos = 0;
         unsigned char *tt_buff;
 
-        batman_packet = (struct batman_packet *)packet_buff;
+        batman_ogm_packet = (struct batman_ogm_packet *)packet_buff;
 
         do {
                 /* network to host order for our 32bit seqno and the
                    orig_interval */
-                batman_packet->seqno = ntohl(batman_packet->seqno);
-                batman_packet->tt_crc = ntohs(batman_packet->tt_crc);
+                batman_ogm_packet->seqno = ntohl(batman_ogm_packet->seqno);
+                batman_ogm_packet->tt_crc = ntohs(batman_ogm_packet->tt_crc);
 
-                tt_buff = packet_buff + buff_pos + BAT_PACKET_LEN;
+                tt_buff = packet_buff + buff_pos + BATMAN_OGM_LEN;
 
-                receive_bat_packet(ethhdr, batman_packet, tt_buff, if_incoming);
+                receive_bat_packet(ethhdr, batman_ogm_packet,
+                                   tt_buff, if_incoming);
 
-                buff_pos += BAT_PACKET_LEN +
-                        tt_len(batman_packet->tt_num_changes);
+                buff_pos += BATMAN_OGM_LEN +
+                                tt_len(batman_ogm_packet->tt_num_changes);
 
-                batman_packet = (struct batman_packet *)
-                        (packet_buff + buff_pos);
+                batman_ogm_packet = (struct batman_ogm_packet *)
+                                                (packet_buff + buff_pos);
         } while (aggregated_packet(buff_pos, packet_len,
-                                   batman_packet->tt_num_changes));
+                                   batman_ogm_packet->tt_num_changes));
 }
diff --git a/net/batman-adv/aggregation.h b/net/batman-adv/aggregation.h
index df4a5a943088..7fc23b028b2a 100644
--- a/net/batman-adv/aggregation.h
+++ b/net/batman-adv/aggregation.h
@@ -28,7 +28,7 @@
 static inline int aggregated_packet(int buff_pos, int packet_len,
                                     int tt_num_changes)
 {
-        int next_buff_pos = buff_pos + BAT_PACKET_LEN + tt_len(tt_num_changes);
+        int next_buff_pos = buff_pos + BATMAN_OGM_LEN + tt_len(tt_num_changes);
 
         return (next_buff_pos <= packet_len) &&
                 (next_buff_pos <= MAX_AGGREGATION_BYTES);
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index bf91e4d8a47f..cf9f4afafdfa 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -131,7 +131,7 @@ static void primary_if_select(struct bat_priv *bat_priv,
                               struct hard_iface *new_hard_iface)
 {
         struct hard_iface *curr_hard_iface;
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
 
         ASSERT_RTNL();
 
@@ -147,9 +147,10 @@ static void primary_if_select(struct bat_priv *bat_priv,
         if (!new_hard_iface)
                 return;
 
-        batman_packet = (struct batman_packet *)(new_hard_iface->packet_buff);
-        batman_packet->flags = PRIMARIES_FIRST_HOP;
-        batman_packet->ttl = TTL;
+        batman_ogm_packet = (struct batman_ogm_packet *)
+                                                (new_hard_iface->packet_buff);
+        batman_ogm_packet->flags = PRIMARIES_FIRST_HOP;
+        batman_ogm_packet->ttl = TTL;
 
         primary_if_update_addr(bat_priv);
 }
@@ -164,9 +165,12 @@ static bool hardif_is_iface_up(const struct hard_iface *hard_iface)
 
 static void update_mac_addresses(struct hard_iface *hard_iface)
 {
-        memcpy(((struct batman_packet *)(hard_iface->packet_buff))->orig,
+        struct batman_ogm_packet *batman_ogm_packet;
+
+        batman_ogm_packet = (struct batman_ogm_packet *)hard_iface->packet_buff;
+        memcpy(batman_ogm_packet->orig,
                hard_iface->net_dev->dev_addr, ETH_ALEN);
-        memcpy(((struct batman_packet *)(hard_iface->packet_buff))->prev_sender,
+        memcpy(batman_ogm_packet->prev_sender,
                hard_iface->net_dev->dev_addr, ETH_ALEN);
 }
 
@@ -283,7 +287,7 @@ int hardif_enable_interface(struct hard_iface *hard_iface,
                             const char *iface_name)
 {
         struct bat_priv *bat_priv;
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
         struct net_device *soft_iface;
         int ret;
 
@@ -318,7 +322,7 @@ int hardif_enable_interface(struct hard_iface *hard_iface,
 
         hard_iface->soft_iface = soft_iface;
         bat_priv = netdev_priv(hard_iface->soft_iface);
-        hard_iface->packet_len = BAT_PACKET_LEN;
+        hard_iface->packet_len = BATMAN_OGM_LEN;
         hard_iface->packet_buff = kmalloc(hard_iface->packet_len, GFP_ATOMIC);
 
         if (!hard_iface->packet_buff) {
@@ -328,14 +332,15 @@ int hardif_enable_interface(struct hard_iface *hard_iface,
                 goto err;
         }
 
-        batman_packet = (struct batman_packet *)(hard_iface->packet_buff);
-        batman_packet->packet_type = BAT_PACKET;
-        batman_packet->version = COMPAT_VERSION;
-        batman_packet->flags = NO_FLAGS;
-        batman_packet->ttl = 2;
-        batman_packet->tq = TQ_MAX_VALUE;
-        batman_packet->tt_num_changes = 0;
-        batman_packet->ttvn = 0;
+        batman_ogm_packet = (struct batman_ogm_packet *)
+                                                (hard_iface->packet_buff);
+        batman_ogm_packet->packet_type = BAT_OGM;
+        batman_ogm_packet->version = COMPAT_VERSION;
+        batman_ogm_packet->flags = NO_FLAGS;
+        batman_ogm_packet->ttl = 2;
+        batman_ogm_packet->tq = TQ_MAX_VALUE;
+        batman_ogm_packet->tt_num_changes = 0;
+        batman_ogm_packet->ttvn = 0;
 
         hard_iface->if_num = bat_priv->num_ifaces;
         bat_priv->num_ifaces++;
@@ -580,7 +585,7 @@ static int batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
                            struct net_device *orig_dev)
 {
         struct bat_priv *bat_priv;
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
         struct hard_iface *hard_iface;
         int ret;
 
@@ -612,21 +617,21 @@ static int batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
         if (hard_iface->if_status != IF_ACTIVE)
                 goto err_free;
 
-        batman_packet = (struct batman_packet *)skb->data;
+        batman_ogm_packet = (struct batman_ogm_packet *)skb->data;
 
-        if (batman_packet->version != COMPAT_VERSION) {
+        if (batman_ogm_packet->version != COMPAT_VERSION) {
                 bat_dbg(DBG_BATMAN, bat_priv,
                         "Drop packet: incompatible batman version (%i)\n",
-                        batman_packet->version);
+                        batman_ogm_packet->version);
                 goto err_free;
         }
 
         /* all receive handlers return whether they received or reused
          * the supplied skb. if not, we have to free the skb. */
 
-        switch (batman_packet->packet_type) {
+        switch (batman_ogm_packet->packet_type) {
                 /* batman originator packet */
-        case BAT_PACKET:
+        case BAT_OGM:
                 ret = recv_bat_packet(skb, hard_iface);
                 break;
 
diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index 8802eab2a46d..4d9e54c57a36 100644
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -25,14 +25,14 @@
 #define ETH_P_BATMAN  0x4305    /* unofficial/not registered Ethertype */
 
 enum bat_packettype {
-        BAT_PACKET       = 0x01,
-        BAT_ICMP         = 0x02,
-        BAT_UNICAST      = 0x03,
-        BAT_BCAST        = 0x04,
-        BAT_VIS          = 0x05,
+        BAT_OGM          = 0x01,
+        BAT_ICMP         = 0x02,
+        BAT_UNICAST      = 0x03,
+        BAT_BCAST        = 0x04,
+        BAT_VIS          = 0x05,
         BAT_UNICAST_FRAG = 0x06,
-        BAT_TT_QUERY     = 0x07,
-        BAT_ROAM_ADV     = 0x08
+        BAT_TT_QUERY     = 0x07,
+        BAT_ROAM_ADV     = 0x08
 };
 
 /* this file is included by batctl which needs these defines */
@@ -90,7 +90,7 @@ enum tt_client_flags {
         TT_CLIENT_PENDING = 1 << 10
 };
 
-struct batman_packet {
+struct batman_ogm_packet {
         uint8_t  packet_type;
         uint8_t  version;  /* batman version field */
         uint8_t  ttl;
@@ -105,7 +105,7 @@ struct batman_packet {
         uint16_t tt_crc;
 } __packed;
 
-#define BAT_PACKET_LEN sizeof(struct batman_packet)
+#define BATMAN_OGM_LEN sizeof(struct batman_ogm_packet)
 
 struct icmp_packet {
         uint8_t  packet_type;
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 19499281b695..6efd1d0da54a 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -130,7 +130,7 @@ out:
 
 static int is_bidirectional_neigh(struct orig_node *orig_node,
                                 struct orig_node *orig_neigh_node,
-                                struct batman_packet *batman_packet,
+                                struct batman_ogm_packet *batman_ogm_packet,
                                 struct hard_iface *if_incoming)
 {
         struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
@@ -209,7 +209,8 @@ static int is_bidirectional_neigh(struct orig_node *orig_node,
                                          TQ_LOCAL_WINDOW_SIZE *
                                          TQ_LOCAL_WINDOW_SIZE);
 
-        batman_packet->tq = ((batman_packet->tq * tq_own * tq_asym_penalty) /
+        batman_ogm_packet->tq = ((batman_ogm_packet->tq * tq_own
+                                                        * tq_asym_penalty) /
                                                 (TQ_MAX_VALUE * TQ_MAX_VALUE));
 
         bat_dbg(DBG_BATMAN, bat_priv,
@@ -218,11 +219,11 @@ static int is_bidirectional_neigh(struct orig_node *orig_node,
                 "real recv = %2i, local tq: %3i, asym_penalty: %3i, "
                 "total tq: %3i\n",
                 orig_node->orig, orig_neigh_node->orig, total_count,
-                neigh_rq_count, tq_own, tq_asym_penalty, batman_packet->tq);
+                neigh_rq_count, tq_own, tq_asym_penalty, batman_ogm_packet->tq);
 
         /* if link has the minimum required transmission quality
          * consider it bidirectional */
-        if (batman_packet->tq >= TQ_TOTAL_BIDRECT_LIMIT)
+        if (batman_ogm_packet->tq >= TQ_TOTAL_BIDRECT_LIMIT)
                 ret = 1;
 
 out:
@@ -321,9 +322,10 @@ out:
 /* copy primary address for bonding */
 static void bonding_save_primary(const struct orig_node *orig_node,
                                  struct orig_node *orig_neigh_node,
-                                 const struct batman_packet *batman_packet)
+                                 const struct batman_ogm_packet
+                                                        *batman_ogm_packet)
 {
-        if (!(batman_packet->flags & PRIMARIES_FIRST_HOP))
+        if (!(batman_ogm_packet->flags & PRIMARIES_FIRST_HOP))
                 return;
 
         memcpy(orig_neigh_node->primary_addr, orig_node->orig, ETH_ALEN);
@@ -331,7 +333,7 @@ static void bonding_save_primary(const struct orig_node *orig_node,
 
 static void update_orig(struct bat_priv *bat_priv, struct orig_node *orig_node,
                         const struct ethhdr *ethhdr,
-                        const struct batman_packet *batman_packet,
+                        const struct batman_ogm_packet *batman_ogm_packet,
                         struct hard_iface *if_incoming,
                         const unsigned char *tt_buff, int is_duplicate)
 {
@@ -386,19 +388,19 @@ static void update_orig(struct bat_priv *bat_priv, struct orig_node *orig_node,
 
         rcu_read_unlock();
 
-        orig_node->flags = batman_packet->flags;
+        orig_node->flags = batman_ogm_packet->flags;
         neigh_node->last_valid = jiffies;
 
         spin_lock_bh(&neigh_node->tq_lock);
         ring_buffer_set(neigh_node->tq_recv,
                         &neigh_node->tq_index,
-                        batman_packet->tq);
+                        batman_ogm_packet->tq);
         neigh_node->tq_avg = ring_buffer_avg(neigh_node->tq_recv);
         spin_unlock_bh(&neigh_node->tq_lock);
 
         if (!is_duplicate) {
-                orig_node->last_ttl = batman_packet->ttl;
-                neigh_node->last_ttl = batman_packet->ttl;
+                orig_node->last_ttl = batman_ogm_packet->ttl;
+                neigh_node->last_ttl = batman_ogm_packet->ttl;
         }
 
         bonding_candidate_add(orig_node, neigh_node);
@@ -437,17 +439,19 @@ static void update_orig(struct bat_priv *bat_priv, struct orig_node *orig_node,
 update_tt:
         /* I have to check for transtable changes only if the OGM has been
          * sent through a primary interface */
-        if (((batman_packet->orig != ethhdr->h_source) &&
-                                (batman_packet->ttl > 2)) ||
-                                (batman_packet->flags & PRIMARIES_FIRST_HOP))
+        if (((batman_ogm_packet->orig != ethhdr->h_source) &&
+             (batman_ogm_packet->ttl > 2)) ||
+            (batman_ogm_packet->flags & PRIMARIES_FIRST_HOP))
                 tt_update_orig(bat_priv, orig_node, tt_buff,
-                               batman_packet->tt_num_changes,
-                               batman_packet->ttvn, batman_packet->tt_crc);
+                               batman_ogm_packet->tt_num_changes,
+                               batman_ogm_packet->ttvn,
+                               batman_ogm_packet->tt_crc);
 
-        if (orig_node->gw_flags != batman_packet->gw_flags)
-                gw_node_update(bat_priv, orig_node, batman_packet->gw_flags);
+        if (orig_node->gw_flags != batman_ogm_packet->gw_flags)
+                gw_node_update(bat_priv, orig_node,
+                               batman_ogm_packet->gw_flags);
 
-        orig_node->gw_flags = batman_packet->gw_flags;
+        orig_node->gw_flags = batman_ogm_packet->gw_flags;
 
         /* restart gateway selection if fast or late switching was enabled */
         if ((orig_node->gw_flags) &&
@@ -500,8 +504,8 @@ static int window_protected(struct bat_priv *bat_priv,
  *     was protected. Caller should drop it.
  */
 static int count_real_packets(const struct ethhdr *ethhdr,
-                               const struct batman_packet *batman_packet,
-                               const struct hard_iface *if_incoming)
+                              const struct batman_ogm_packet *batman_ogm_packet,
+                              const struct hard_iface *if_incoming)
 {
         struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
         struct orig_node *orig_node;
@@ -512,12 +516,12 @@ static int count_real_packets(const struct ethhdr *ethhdr,
         int need_update = 0;
         int set_mark, ret = -1;
 
-        orig_node = get_orig_node(bat_priv, batman_packet->orig);
+        orig_node = get_orig_node(bat_priv, batman_ogm_packet->orig);
         if (!orig_node)
                 return 0;
 
         spin_lock_bh(&orig_node->ogm_cnt_lock);
-        seq_diff = batman_packet->seqno - orig_node->last_real_seqno;
+        seq_diff = batman_ogm_packet->seqno - orig_node->last_real_seqno;
 
         /* signalize caller that the packet is to be dropped. */
         if (window_protected(bat_priv, seq_diff,
@@ -530,7 +534,7 @@ static int count_real_packets(const struct ethhdr *ethhdr,
 
                 is_duplicate |= get_bit_status(tmp_neigh_node->real_bits,
                                                orig_node->last_real_seqno,
-                                               batman_packet->seqno);
+                                               batman_ogm_packet->seqno);
 
                 if (compare_eth(tmp_neigh_node->addr, ethhdr->h_source) &&
                     (tmp_neigh_node->if_incoming == if_incoming))
@@ -551,8 +555,8 @@ static int count_real_packets(const struct ethhdr *ethhdr,
         if (need_update) {
                 bat_dbg(DBG_BATMAN, bat_priv,
                         "updating last_seqno: old %d, new %d\n",
-                        orig_node->last_real_seqno, batman_packet->seqno);
-                orig_node->last_real_seqno = batman_packet->seqno;
+                        orig_node->last_real_seqno, batman_ogm_packet->seqno);
+                orig_node->last_real_seqno = batman_ogm_packet->seqno;
         }
 
         ret = is_duplicate;
@@ -564,7 +568,7 @@ out:
 }
 
 void receive_bat_packet(const struct ethhdr *ethhdr,
-                        struct batman_packet *batman_packet,
+                        struct batman_ogm_packet *batman_ogm_packet,
                         const unsigned char *tt_buff,
                         struct hard_iface *if_incoming)
 {
@@ -587,31 +591,31 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
          * it as an additional length.
          *
          * TODO: A more sane solution would be to have a bit in the
-         * batman_packet to detect whether the packet is the last
+         * batman_ogm_packet to detect whether the packet is the last
          * packet in an aggregation.  Here we expect that the padding
          * is always zero (or not 0x01)
          */
-        if (batman_packet->packet_type != BAT_PACKET)
+        if (batman_ogm_packet->packet_type != BAT_OGM)
                 return;
 
         /* could be changed by schedule_own_packet() */
         if_incoming_seqno = atomic_read(&if_incoming->seqno);
 
-        has_directlink_flag = (batman_packet->flags & DIRECTLINK ? 1 : 0);
+        has_directlink_flag = (batman_ogm_packet->flags & DIRECTLINK ? 1 : 0);
 
         is_single_hop_neigh = (compare_eth(ethhdr->h_source,
-                                           batman_packet->orig) ? 1 : 0);
+                                           batman_ogm_packet->orig) ? 1 : 0);
 
         bat_dbg(DBG_BATMAN, bat_priv,
                 "Received BATMAN packet via NB: %pM, IF: %s [%pM] "
                 "(from OG: %pM, via prev OG: %pM, seqno %d, ttvn %u, "
                 "crc %u, changes %u, td %d, TTL %d, V %d, IDF %d)\n",
                 ethhdr->h_source, if_incoming->net_dev->name,
-                if_incoming->net_dev->dev_addr, batman_packet->orig,
-                batman_packet->prev_sender, batman_packet->seqno,
-                batman_packet->ttvn, batman_packet->tt_crc,
-                batman_packet->tt_num_changes, batman_packet->tq,
-                batman_packet->ttl, batman_packet->version,
+                if_incoming->net_dev->dev_addr, batman_ogm_packet->orig,
+                batman_ogm_packet->prev_sender, batman_ogm_packet->seqno,
+                batman_ogm_packet->ttvn, batman_ogm_packet->tt_crc,
+                batman_ogm_packet->tt_num_changes, batman_ogm_packet->tq,
+                batman_ogm_packet->ttl, batman_ogm_packet->version,
                 has_directlink_flag);
 
         rcu_read_lock();
@@ -626,11 +630,11 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
                                 hard_iface->net_dev->dev_addr))
                         is_my_addr = 1;
 
-                if (compare_eth(batman_packet->orig,
+                if (compare_eth(batman_ogm_packet->orig,
                                 hard_iface->net_dev->dev_addr))
                         is_my_orig = 1;
 
-                if (compare_eth(batman_packet->prev_sender,
+                if (compare_eth(batman_ogm_packet->prev_sender,
                                 hard_iface->net_dev->dev_addr))
                         is_my_oldorig = 1;
 
@@ -639,10 +643,10 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
         }
         rcu_read_unlock();
 
-        if (batman_packet->version != COMPAT_VERSION) {
+        if (batman_ogm_packet->version != COMPAT_VERSION) {
                 bat_dbg(DBG_BATMAN, bat_priv,
                         "Drop packet: incompatible batman version (%i)\n",
-                        batman_packet->version);
+                        batman_ogm_packet->version);
                 return;
         }
 
@@ -674,13 +678,14 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
                 /* save packet seqno for bidirectional check */
                 if (has_directlink_flag &&
                     compare_eth(if_incoming->net_dev->dev_addr,
-                                batman_packet->orig)) {
+                                batman_ogm_packet->orig)) {
                         offset = if_incoming->if_num * NUM_WORDS;
 
                         spin_lock_bh(&orig_neigh_node->ogm_cnt_lock);
                         word = &(orig_neigh_node->bcast_own[offset]);
                         bit_mark(word,
-                                 if_incoming_seqno - batman_packet->seqno - 2);
+                                 if_incoming_seqno -
+                                                batman_ogm_packet->seqno - 2);
                         orig_neigh_node->bcast_own_sum[if_incoming->if_num] =
                                 bit_packet_count(word);
                         spin_unlock_bh(&orig_neigh_node->ogm_cnt_lock);
@@ -699,11 +704,12 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
                 return;
         }
 
-        orig_node = get_orig_node(bat_priv, batman_packet->orig);
+        orig_node = get_orig_node(bat_priv, batman_ogm_packet->orig);
         if (!orig_node)
                 return;
 
-        is_duplicate = count_real_packets(ethhdr, batman_packet, if_incoming);
+        is_duplicate = count_real_packets(ethhdr, batman_ogm_packet,
+                                          if_incoming);
 
         if (is_duplicate == -1) {
                 bat_dbg(DBG_BATMAN, bat_priv,
@@ -712,7 +718,7 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
                 goto out;
         }
 
-        if (batman_packet->tq == 0) {
+        if (batman_ogm_packet->tq == 0) {
                 bat_dbg(DBG_BATMAN, bat_priv,
                         "Drop packet: originator packet with tq equal 0\n");
                 goto out;
@@ -724,8 +730,9 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
 
         /* avoid temporary routing loops */
         if (router && router_router &&
-            (compare_eth(router->addr, batman_packet->prev_sender)) &&
-            !(compare_eth(batman_packet->orig, batman_packet->prev_sender)) &&
+            (compare_eth(router->addr, batman_ogm_packet->prev_sender)) &&
+            !(compare_eth(batman_ogm_packet->orig,
+                          batman_ogm_packet->prev_sender)) &&
             (compare_eth(router->addr, router_router->addr))) {
                 bat_dbg(DBG_BATMAN, bat_priv,
                         "Drop packet: ignoring all rebroadcast packets that "
@@ -752,24 +759,25 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
         }
 
         is_bidirectional = is_bidirectional_neigh(orig_node, orig_neigh_node,
-                                                batman_packet, if_incoming);
+                                                  batman_ogm_packet,
+                                                  if_incoming);
 
-        bonding_save_primary(orig_node, orig_neigh_node, batman_packet);
+        bonding_save_primary(orig_node, orig_neigh_node, batman_ogm_packet);
 
         /* update ranking if it is not a duplicate or has the same
          * seqno and similar ttl as the non-duplicate */
         if (is_bidirectional &&
             (!is_duplicate ||
-             ((orig_node->last_real_seqno == batman_packet->seqno) &&
-              (orig_node->last_ttl - 3 <= batman_packet->ttl))))
-                update_orig(bat_priv, orig_node, ethhdr, batman_packet,
+             ((orig_node->last_real_seqno == batman_ogm_packet->seqno) &&
+              (orig_node->last_ttl - 3 <= batman_ogm_packet->ttl))))
+                update_orig(bat_priv, orig_node, ethhdr, batman_ogm_packet,
                             if_incoming, tt_buff, is_duplicate);
 
         /* is single hop (direct) neighbor */
         if (is_single_hop_neigh) {
 
                 /* mark direct link on incoming interface */
-                schedule_forward_packet(orig_node, ethhdr, batman_packet,
+                schedule_forward_packet(orig_node, ethhdr, batman_ogm_packet,
                                         1, if_incoming);
 
                 bat_dbg(DBG_BATMAN, bat_priv, "Forwarding packet: "
@@ -792,7 +800,7 @@ void receive_bat_packet(const struct ethhdr *ethhdr,
 
         bat_dbg(DBG_BATMAN, bat_priv,
                 "Forwarding packet: rebroadcast originator packet\n");
-        schedule_forward_packet(orig_node, ethhdr, batman_packet,
+        schedule_forward_packet(orig_node, ethhdr, batman_ogm_packet,
                                 0, if_incoming);
 
 out_neigh:
@@ -814,7 +822,7 @@ int recv_bat_packet(struct sk_buff *skb, struct hard_iface *hard_iface)
         struct ethhdr *ethhdr;
 
         /* drop packet if it has not necessary minimum size */
-        if (unlikely(!pskb_may_pull(skb, sizeof(struct batman_packet))))
+        if (unlikely(!pskb_may_pull(skb, BATMAN_OGM_LEN)))
                 return NET_RX_DROP;
 
         ethhdr = (struct ethhdr *)skb_mac_header(skb);
diff --git a/net/batman-adv/routing.h b/net/batman-adv/routing.h
index fb14e9579b19..893db7f6007b 100644
--- a/net/batman-adv/routing.h
+++ b/net/batman-adv/routing.h
@@ -24,7 +24,7 @@
 
 void slide_own_bcast_window(struct hard_iface *hard_iface);
 void receive_bat_packet(const struct ethhdr *ethhdr,
-                        struct batman_packet *batman_packet,
+                        struct batman_ogm_packet *batman_ogm_packet,
                         const unsigned char *tt_buff,
                         struct hard_iface *if_incoming);
 void update_routes(struct bat_priv *bat_priv, struct orig_node *orig_node,
diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index 57ae80936911..40a5fcd67136 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -107,7 +107,7 @@ static void send_packet_to_if(struct forw_packet *forw_packet,
         char *fwd_str;
         uint8_t packet_num;
         int16_t buff_pos;
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
         struct sk_buff *skb;
 
         if (hard_iface->if_status != IF_ACTIVE)
@@ -115,20 +115,20 @@ static void send_packet_to_if(struct forw_packet *forw_packet,
 
         packet_num = 0;
         buff_pos = 0;
-        batman_packet = (struct batman_packet *)forw_packet->skb->data;
+        batman_ogm_packet = (struct batman_ogm_packet *)forw_packet->skb->data;
 
         /* adjust all flags and log packets */
         while (aggregated_packet(buff_pos,
                                  forw_packet->packet_len,
-                                 batman_packet->tt_num_changes)) {
+                                 batman_ogm_packet->tt_num_changes)) {
 
                 /* we might have aggregated direct link packets with an
                  * ordinary base packet */
                 if ((forw_packet->direct_link_flags & (1 << packet_num)) &&
                     (forw_packet->if_incoming == hard_iface))
-                        batman_packet->flags |= DIRECTLINK;
+                        batman_ogm_packet->flags |= DIRECTLINK;
                 else
-                        batman_packet->flags &= ~DIRECTLINK;
+                        batman_ogm_packet->flags &= ~DIRECTLINK;
 
                 fwd_str = (packet_num > 0 ? "Forwarding" : (forw_packet->own ?
                                                             "Sending own" :
@@ -137,18 +137,19 @@ static void send_packet_to_if(struct forw_packet *forw_packet,
                         "%s %spacket (originator %pM, seqno %d, TQ %d, TTL %d,"
                         " IDF %s, ttvn %d) on interface %s [%pM]\n",
                         fwd_str, (packet_num > 0 ? "aggregated " : ""),
-                        batman_packet->orig, ntohl(batman_packet->seqno),
-                        batman_packet->tq, batman_packet->ttl,
-                        (batman_packet->flags & DIRECTLINK ?
+                        batman_ogm_packet->orig,
+                        ntohl(batman_ogm_packet->seqno),
+                        batman_ogm_packet->tq, batman_ogm_packet->ttl,
+                        (batman_ogm_packet->flags & DIRECTLINK ?
                          "on" : "off"),
-                        batman_packet->ttvn, hard_iface->net_dev->name,
+                        batman_ogm_packet->ttvn, hard_iface->net_dev->name,
                         hard_iface->net_dev->dev_addr);
 
-                buff_pos += sizeof(*batman_packet) +
-                        tt_len(batman_packet->tt_num_changes);
+                buff_pos += BATMAN_OGM_LEN +
+                                tt_len(batman_ogm_packet->tt_num_changes);
                 packet_num++;
-                batman_packet = (struct batman_packet *)
-                        (forw_packet->skb->data + buff_pos);
+                batman_ogm_packet = (struct batman_ogm_packet *)
+                                        (forw_packet->skb->data + buff_pos);
         }
 
         /* create clone because function is called more than once */
@@ -164,9 +165,11 @@ static void send_packet(struct forw_packet *forw_packet)
         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);
+        struct batman_ogm_packet *batman_ogm_packet =
+                        (struct batman_ogm_packet *)(forw_packet->skb->data);
+        unsigned char directlink;
+
+        directlink = (batman_ogm_packet->flags & DIRECTLINK ? 1 : 0);
 
         if (!forw_packet->if_incoming) {
                 pr_err("Error - can't forward packet: incoming iface not "
@@ -186,7 +189,7 @@ static void send_packet(struct forw_packet *forw_packet)
 
         /* multihomed peer assumed */
         /* non-primary OGMs are only broadcasted on their interface */
-        if ((directlink && (batman_packet->ttl == 1)) ||
+        if ((directlink && (batman_ogm_packet->ttl == 1)) ||
             (forw_packet->own && (forw_packet->if_incoming != primary_if))) {
 
                 /* FIXME: what about aggregated packets ? */
@@ -194,8 +197,9 @@ static void send_packet(struct forw_packet *forw_packet)
                         "%s packet (originator %pM, seqno %d, TTL %d) "
                         "on interface %s [%pM]\n",
                         (forw_packet->own ? "Sending own" : "Forwarding"),
-                        batman_packet->orig, ntohl(batman_packet->seqno),
-                        batman_packet->ttl,
+                        batman_ogm_packet->orig,
+                        ntohl(batman_ogm_packet->seqno),
+                        batman_ogm_packet->ttl,
                         forw_packet->if_incoming->net_dev->name,
                         forw_packet->if_incoming->net_dev->dev_addr);
 
@@ -223,17 +227,16 @@ out:
 }
 
 static void realloc_packet_buffer(struct hard_iface *hard_iface,
-                                int new_len)
+                                  int new_len)
 {
         unsigned char *new_buff;
-        struct batman_packet *batman_packet;
 
         new_buff = kmalloc(new_len, GFP_ATOMIC);
 
         /* keep old buffer if kmalloc should fail */
         if (new_buff) {
                 memcpy(new_buff, hard_iface->packet_buff,
-                       sizeof(*batman_packet));
+                       BATMAN_OGM_LEN);
 
                 kfree(hard_iface->packet_buff);
                 hard_iface->packet_buff = new_buff;
@@ -246,39 +249,39 @@ static void prepare_packet_buffer(struct bat_priv *bat_priv,
                                   struct hard_iface *hard_iface)
 {
         int new_len;
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
 
-        new_len = BAT_PACKET_LEN +
+        new_len = BATMAN_OGM_LEN +
                   tt_len((uint8_t)atomic_read(&bat_priv->tt_local_changes));
 
         /* if we have too many changes for one packet don't send any
          * and wait for the tt table request which will be fragmented */
         if (new_len > hard_iface->soft_iface->mtu)
-                new_len = BAT_PACKET_LEN;
+                new_len = BATMAN_OGM_LEN;
 
         realloc_packet_buffer(hard_iface, new_len);
-        batman_packet = (struct batman_packet *)hard_iface->packet_buff;
+        batman_ogm_packet = (struct batman_ogm_packet *)hard_iface->packet_buff;
 
         atomic_set(&bat_priv->tt_crc, tt_local_crc(bat_priv));
 
         /* reset the sending counter */
         atomic_set(&bat_priv->tt_ogm_append_cnt, TT_OGM_APPEND_MAX);
 
-        batman_packet->tt_num_changes = tt_changes_fill_buffer(bat_priv,
-                                hard_iface->packet_buff + BAT_PACKET_LEN,
-                                hard_iface->packet_len - BAT_PACKET_LEN);
+        batman_ogm_packet->tt_num_changes = tt_changes_fill_buffer(bat_priv,
+                                hard_iface->packet_buff + BATMAN_OGM_LEN,
+                                hard_iface->packet_len - BATMAN_OGM_LEN);
 
 }
 
 static void reset_packet_buffer(struct bat_priv *bat_priv,
-        struct hard_iface *hard_iface)
+                                struct hard_iface *hard_iface)
 {
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
 
-        realloc_packet_buffer(hard_iface, BAT_PACKET_LEN);
+        realloc_packet_buffer(hard_iface, BATMAN_OGM_LEN);
 
-        batman_packet = (struct batman_packet *)hard_iface->packet_buff;
-        batman_packet->tt_num_changes = 0;
+        batman_ogm_packet = (struct batman_ogm_packet *)hard_iface->packet_buff;
+        batman_ogm_packet->tt_num_changes = 0;
 }
 
 void schedule_own_packet(struct hard_iface *hard_iface)
@@ -286,7 +289,7 @@ void schedule_own_packet(struct hard_iface *hard_iface)
         struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
         struct hard_iface *primary_if;
         unsigned long send_time;
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
         int vis_server;
 
         if ((hard_iface->if_status == IF_NOT_IN_USE) ||
@@ -322,26 +325,27 @@ void schedule_own_packet(struct hard_iface *hard_iface)
          * NOTE: packet_buff might just have been re-allocated in
          * prepare_packet_buffer() or in reset_packet_buffer()
          */
-        batman_packet = (struct batman_packet *)hard_iface->packet_buff;
+        batman_ogm_packet = (struct batman_ogm_packet *)hard_iface->packet_buff;
 
         /* change sequence number to network order */
-        batman_packet->seqno =
-                htonl((uint32_t)atomic_read(&hard_iface->seqno));
+        batman_ogm_packet->seqno =
+                        htonl((uint32_t)atomic_read(&hard_iface->seqno));
 
-        batman_packet->ttvn = atomic_read(&bat_priv->ttvn);
-        batman_packet->tt_crc = htons((uint16_t)atomic_read(&bat_priv->tt_crc));
+        batman_ogm_packet->ttvn = atomic_read(&bat_priv->ttvn);
+        batman_ogm_packet->tt_crc = htons((uint16_t)
+                                                atomic_read(&bat_priv->tt_crc));
 
         if (vis_server == VIS_TYPE_SERVER_SYNC)
-                batman_packet->flags |= VIS_SERVER;
+                batman_ogm_packet->flags |= VIS_SERVER;
         else
-                batman_packet->flags &= ~VIS_SERVER;
+                batman_ogm_packet->flags &= ~VIS_SERVER;
 
         if ((hard_iface == primary_if) &&
             (atomic_read(&bat_priv->gw_mode) == GW_MODE_SERVER))
-                batman_packet->gw_flags =
+                batman_ogm_packet->gw_flags =
                                 (uint8_t)atomic_read(&bat_priv->gw_bandwidth);
         else
-                batman_packet->gw_flags = NO_FLAGS;
+                batman_ogm_packet->gw_flags = NO_FLAGS;
 
         atomic_inc(&hard_iface->seqno);
 
@@ -358,7 +362,7 @@ void schedule_own_packet(struct hard_iface *hard_iface)
 
 void schedule_forward_packet(struct orig_node *orig_node,
                              const struct ethhdr *ethhdr,
-                             struct batman_packet *batman_packet,
+                             struct batman_ogm_packet *batman_ogm_packet,
                              int directlink,
                              struct hard_iface *if_incoming)
 {
@@ -368,19 +372,19 @@ void schedule_forward_packet(struct orig_node *orig_node,
         unsigned long send_time;
         uint8_t tt_num_changes;
 
-        if (batman_packet->ttl <= 1) {
+        if (batman_ogm_packet->ttl <= 1) {
                 bat_dbg(DBG_BATMAN, bat_priv, "ttl exceeded\n");
                 return;
         }
 
         router = orig_node_get_router(orig_node);
 
-        in_tq = batman_packet->tq;
-        in_ttl = batman_packet->ttl;
-        tt_num_changes = batman_packet->tt_num_changes;
+        in_tq = batman_ogm_packet->tq;
+        in_ttl = batman_ogm_packet->ttl;
+        tt_num_changes = batman_ogm_packet->tt_num_changes;
 
-        batman_packet->ttl--;
-        memcpy(batman_packet->prev_sender, ethhdr->h_source, ETH_ALEN);
+        batman_ogm_packet->ttl--;
+        memcpy(batman_ogm_packet->prev_sender, ethhdr->h_source, ETH_ALEN);
 
         /* rebroadcast tq of our best ranking neighbor to ensure the rebroadcast
          * of our best tq value */
@@ -388,10 +392,10 @@ void schedule_forward_packet(struct orig_node *orig_node,
 
                 /* rebroadcast ogm of best ranking neighbor as is */
                 if (!compare_eth(router->addr, ethhdr->h_source)) {
-                        batman_packet->tq = router->tq_avg;
+                        batman_ogm_packet->tq = router->tq_avg;
 
                         if (router->last_ttl)
-                                batman_packet->ttl = router->last_ttl - 1;
+                                batman_ogm_packet->ttl = router->last_ttl - 1;
                 }
 
                 tq_avg = router->tq_avg;
@@ -401,28 +405,28 @@ void schedule_forward_packet(struct orig_node *orig_node,
                 neigh_node_free_ref(router);
 
         /* apply hop penalty */
-        batman_packet->tq = hop_penalty(batman_packet->tq, bat_priv);
+        batman_ogm_packet->tq = hop_penalty(batman_ogm_packet->tq, bat_priv);
 
         bat_dbg(DBG_BATMAN, bat_priv,
                 "Forwarding packet: tq_orig: %i, tq_avg: %i, "
                 "tq_forw: %i, ttl_orig: %i, ttl_forw: %i\n",
-                in_tq, tq_avg, batman_packet->tq, in_ttl - 1,
-                batman_packet->ttl);
+                in_tq, tq_avg, batman_ogm_packet->tq, in_ttl - 1,
+                batman_ogm_packet->ttl);
 
-        batman_packet->seqno = htonl(batman_packet->seqno);
-        batman_packet->tt_crc = htons(batman_packet->tt_crc);
+        batman_ogm_packet->seqno = htonl(batman_ogm_packet->seqno);
+        batman_ogm_packet->tt_crc = htons(batman_ogm_packet->tt_crc);
 
         /* switch of primaries first hop flag when forwarding */
-        batman_packet->flags &= ~PRIMARIES_FIRST_HOP;
+        batman_ogm_packet->flags &= ~PRIMARIES_FIRST_HOP;
         if (directlink)
-                batman_packet->flags |= DIRECTLINK;
+                batman_ogm_packet->flags |= DIRECTLINK;
         else
-                batman_packet->flags &= ~DIRECTLINK;
+                batman_ogm_packet->flags &= ~DIRECTLINK;
 
         send_time = forward_send_time();
         add_bat_packet_to_list(bat_priv,
-                               (unsigned char *)batman_packet,
-                               sizeof(*batman_packet) + tt_len(tt_num_changes),
+                               (unsigned char *)batman_ogm_packet,
+                               BATMAN_OGM_LEN + tt_len(tt_num_changes),
                                if_incoming, 0, send_time);
 }
 
diff --git a/net/batman-adv/send.h b/net/batman-adv/send.h
index 1f2d1e877663..8a22d841b2ea 100644
--- a/net/batman-adv/send.h
+++ b/net/batman-adv/send.h
@@ -27,7 +27,7 @@ int send_skb_packet(struct sk_buff *skb, struct hard_iface *hard_iface,
 void schedule_own_packet(struct hard_iface *hard_iface);
 void schedule_forward_packet(struct orig_node *orig_node,
                              const struct ethhdr *ethhdr,
-                             struct batman_packet *batman_packet,
+                             struct batman_ogm_packet *batman_ogm_packet,
                              int directlink,
                              struct hard_iface *if_outgoing);
 int add_bcast_packet_to_list(struct bat_priv *bat_priv,
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 402fd96239d8..7d8332ec44d0 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -445,30 +445,31 @@ static void softif_batman_recv(struct sk_buff *skb, struct net_device *dev,
 {
         struct bat_priv *bat_priv = netdev_priv(dev);
         struct ethhdr *ethhdr = (struct ethhdr *)skb->data;
-        struct batman_packet *batman_packet;
+        struct batman_ogm_packet *batman_ogm_packet;
         struct softif_neigh *softif_neigh = NULL;
         struct hard_iface *primary_if = NULL;
         struct softif_neigh *curr_softif_neigh = NULL;
 
         if (ntohs(ethhdr->h_proto) == ETH_P_8021Q)
-                batman_packet = (struct batman_packet *)
+                batman_ogm_packet = (struct batman_ogm_packet *)
                                         (skb->data + ETH_HLEN + VLAN_HLEN);
         else
-                batman_packet = (struct batman_packet *)(skb->data + ETH_HLEN);
+                batman_ogm_packet = (struct batman_ogm_packet *)
+                                                        (skb->data + ETH_HLEN);
 
-        if (batman_packet->version != COMPAT_VERSION)
+        if (batman_ogm_packet->version != COMPAT_VERSION)
                 goto out;
 
-        if (batman_packet->packet_type != BAT_PACKET)
+        if (batman_ogm_packet->packet_type != BAT_OGM)
                 goto out;
 
-        if (!(batman_packet->flags & PRIMARIES_FIRST_HOP))
+        if (!(batman_ogm_packet->flags & PRIMARIES_FIRST_HOP))
                 goto out;
 
-        if (is_my_mac(batman_packet->orig))
+        if (is_my_mac(batman_ogm_packet->orig))
                 goto out;
 
-        softif_neigh = softif_neigh_get(bat_priv, batman_packet->orig, vid);
+        softif_neigh = softif_neigh_get(bat_priv, batman_ogm_packet->orig, vid);
         if (!softif_neigh)
                 goto out;