VPP-902: LISP-CP: Wrong size in one_l2_arp_entries_get message.

Change-Id: I56bf6b46527f9465d78ed7c08b6e216e50c135ec
Signed-off-by: Ole Troan <ot@cisco.com>
diff --git a/src/vnet/lisp-cp/one_api.c b/src/vnet/lisp-cp/one_api.c
index f1cf690..cac3313 100644
--- a/src/vnet/lisp-cp/one_api.c
+++ b/src/vnet/lisp-cp/one_api.c
@@ -1555,7 +1555,7 @@
   u32 bd = clib_net_to_host_u32 (mp->bd);
 
   entries = vnet_lisp_l2_arp_entries_get_by_bd (bd);
-  u32 size = vec_len (entries) * sizeof (u32);
+  u32 size = vec_len (entries) * sizeof (vl_api_one_l2_arp_entry_t);
 
   /* *INDENT-OFF* */
   REPLY_MACRO4 (VL_API_ONE_L2_ARP_ENTRIES_GET_REPLY, size,