in-band: Fix inconsistency in in-band code.

The IBR_TO_LOCAL_ARP and IBR_FROM_LOCAL_ARP flows are dropped if there is
no local MAC.  I don't see why IBR_FROM_LOCAL_DHCP should be different, so
this commit adds it too.

diff --git a/ofproto/in-band.c b/ofproto/in-band.c
index 2118809..7774a51 100644 (file)
--- a/ofproto/in-band.c
+++ b/ofproto/in-band.c
@@ -504,6 +504,7 @@ in_band_run(struct in_band *in_band)
                     (OFPFW_DL_TYPE | OFPFW_DL_SRC | OFPFW_NW_PROTO),
                     OFPP_NORMAL);
     } else {
+        drop_flow(in_band, IBR_FROM_LOCAL_DHCP);
         drop_flow(in_band, IBR_TO_LOCAL_ARP);
         drop_flow(in_band, IBR_FROM_LOCAL_ARP);
     }