X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fethernet%2Farp.c;h=e6e3a515b979d866300bd29b99293b5f770ce4c4;hb=7425f9289bdc17d330044b0df0fc31cdeeca626b;hp=13b718d4c627edab34b29d8c769a36848acb246f;hpb=72f7782dc57305ac86094dd16d7eccf8e0b74559;p=vpp.git

diff --git a/src/vnet/ethernet/arp.c b/src/vnet/ethernet/arp.c
index 13b718d4c62..e6e3a515b97 100644
--- a/src/vnet/ethernet/arp.c
+++ b/src/vnet/ethernet/arp.c
@@ -894,6 +894,7 @@ typedef enum
   _ (gratuitous_arp, "ARP probe or announcement dropped") \
   _ (interface_no_table, "Interface is not mapped to an IP table") \
   _ (interface_not_ip_enabled, "Interface is not IP enabled") \
+  _ (unnumbered_mismatch, "RX interface is unnumbered to different subnet") \
 
 typedef enum
 {
@@ -1258,7 +1259,10 @@ arp_input (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
 	      if (is_unnum0)
 		{
 		  if (!arp_unnumbered (p0, sw_if_index0, conn_sw_if_index0))
-		    goto drop2;
+		    {
+		      error0 = ETHERNET_ARP_ERROR_unnumbered_mismatch;
+		      goto drop2;
+		    }
 		}
 	    }