batman-adv: pass a unique flag arg instead of a sequence of bool ones

now tt_local_event() takes a flags argument instead of a sequence of
boolean values which would grow up with the time.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>

net/batman-adv/translation-table.c

@@ -143,8 +143,8 @@ static void tt_global_entry_free_ref(struct tt_global_entry *tt_global_entry)
 		kfree_rcu(tt_global_entry, rcu);
 }
 
-static void tt_local_event(struct bat_priv *bat_priv, uint8_t op,
-			   const uint8_t *addr, bool roaming)
+static void tt_local_event(struct bat_priv *bat_priv, const uint8_t *addr,
+			   uint8_t flags)
 {
 	struct tt_change_node *tt_change_node;
 
@@ -153,10 +153,7 @@ static void tt_local_event(struct bat_priv *bat_priv, uint8_t op,
 	if (!tt_change_node)
 		return;
 
-	tt_change_node->change.flags = op;
-	if (roaming)
-		tt_change_node->change.flags |= TT_CLIENT_ROAM;
-
+	tt_change_node->change.flags = flags;
 	memcpy(tt_change_node->change.addr, addr, ETH_ALEN);
 
 	spin_lock_bh(&bat_priv->tt_changes_list_lock);
@@ -203,8 +200,6 @@ void tt_local_add(struct net_device *soft_iface, const uint8_t *addr)
 	if (!tt_local_entry)
 		goto out;
 
-	tt_local_event(bat_priv, NO_FLAGS, addr, false);
-
 	bat_dbg(DBG_TT, bat_priv,
 		"Creating new local tt entry: %pM (ttvn: %d)\n", addr,
 		(uint8_t)atomic_read(&bat_priv->ttvn));
@@ -218,6 +213,8 @@ void tt_local_add(struct net_device *soft_iface, const uint8_t *addr)
 	if (compare_eth(addr, soft_iface->dev_addr))
 		tt_local_entry->flags |= TT_CLIENT_NOPURGE;
 
+	tt_local_event(bat_priv, addr, tt_local_entry->flags);
+
 	hash_add(bat_priv->tt_local_hash, compare_ltt, choose_orig,
 		 tt_local_entry, &tt_local_entry->hash_entry);
 
@@ -386,7 +383,9 @@ void tt_local_remove(struct bat_priv *bat_priv, const uint8_t *addr,
 	if (!tt_local_entry)
 		goto out;
 
-	tt_local_event(bat_priv, TT_CLIENT_DEL, tt_local_entry->addr, roaming);
+	tt_local_event(bat_priv, tt_local_entry->addr,
+		       tt_local_entry->flags | TT_CLIENT_DEL |
+		       (roaming ? TT_CLIENT_ROAM : NO_FLAGS));
 	tt_local_del(bat_priv, tt_local_entry, message);
 out:
 	if (tt_local_entry)
@@ -416,8 +415,8 @@ static void tt_local_purge(struct bat_priv *bat_priv)
 					    TT_LOCAL_TIMEOUT * 1000))
 				continue;
 
-			tt_local_event(bat_priv, TT_CLIENT_DEL,
-				       tt_local_entry->addr, false);
+			tt_local_event(bat_priv, tt_local_entry->addr,
+				       tt_local_entry->flags | TT_CLIENT_DEL);
 			atomic_dec(&bat_priv->num_local_tt);
 			bat_dbg(DBG_TT, bat_priv, "Deleting local "
 				"tt entry (%pM): timed out\n",