VOL-1119 BBSim - DHCP emulation

Change-Id: Iaa1a046715c7de99297246b4842784ef16c57acb
diff --git a/core/io_worker.go b/core/io_worker.go
index a535869..d512b01 100644
--- a/core/io_worker.go
+++ b/core/io_worker.go
@@ -73,8 +73,8 @@
 			return retpkt, vid, nil
 		}
 	}
-	//return pkt, 1, nil
-	return nil, 0, errors.New("failed to pop vlan")
+	return pkt, 0, nil
+	//return nil, 0, errors.New("failed to pop vlan")
 }
 
 func PushVLAN(pkt gopacket.Packet, vid uint16) (gopacket.Packet, error) {