FIX: Fixed ip6_fib_dump api function response.

Change-Id: I26c5d61bc2f6188bcd4ecac4b5e9385821b0398b
Signed-off-by: Dmitry Vakhrushev <dmitry@netgate.com>
diff --git a/src/vnet/dpo/ip_null_dpo.c b/src/vnet/dpo/ip_null_dpo.c
index 22682e4..e8804c0 100644
--- a/src/vnet/dpo/ip_null_dpo.c
+++ b/src/vnet/dpo/ip_null_dpo.c
@@ -96,6 +96,12 @@
     return (&ip_null_dpos[indi]);
 }
 
+ip_null_dpo_action_t
+ip_null_dpo_get_action (index_t indi)
+{
+    return (ip_null_dpos[indi].ind_action);
+}
+
 static void
 ip_null_dpo_lock (dpo_id_t *dpo)
 {