batman-adv: Distributed ARP Table - create DHT helper functions

Add all the relevant functions in order to manage a Distributed Hash Table over
the B.A.T.M.A.N.-adv network. It will later be used to store several ARP entries
and implement DAT (Distributed ARP Table)

Signed-off-by: Antonio Quartulli <ordex@autistici.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/net/batman-adv/unicast.c b/net/batman-adv/unicast.c
index c0d318b587ee..c9a1f6523c36 100644
--- a/net/batman-adv/unicast.c
+++ b/net/batman-adv/unicast.c
@@ -347,10 +347,10 @@ static bool batadv_unicast_prepare_skb(struct sk_buff *skb,
  *
  * Returns false if the payload could not be encapsulated or true otherwise
  */
-static bool batadv_unicast_4addr_prepare_skb(struct batadv_priv *bat_priv,
-                                             struct sk_buff *skb,
-                                             struct batadv_orig_node *orig,
-                                             int packet_subtype)
+bool batadv_unicast_4addr_prepare_skb(struct batadv_priv *bat_priv,
+                                      struct sk_buff *skb,
+                                      struct batadv_orig_node *orig,
+                                      int packet_subtype)
 {
         struct batadv_hard_iface *primary_if;
         struct batadv_unicast_4addr_packet *unicast_4addr_packet;