1 files changed, 2 insertions, 8 deletions

diff --git a/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressCustomizer.java b/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressCustomizer.java
index 91cd41301..8cb9b8aac 100644
--- a/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressCustomizer.java
+++ b/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv4/subinterface/SubInterfaceIpv4AddressCustomizer.java
@@ -16,8 +16,6 @@
 
 package io.fd.hc2vpp.l3.write.ipv4.subinterface;
 
-import static com.google.common.base.Preconditions.checkNotNull;
-
 import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer;
 import io.fd.hc2vpp.common.translate.util.NamingContext;
 import io.fd.hc2vpp.l3.utils.ip.write.IpWriter;
@@ -53,7 +51,7 @@ public class SubInterfaceIpv4AddressCustomizer extends FutureJVppCustomizer
     public SubInterfaceIpv4AddressCustomizer(@Nonnull final FutureJVppCore futureJVppCore,
                                              @Nonnull final NamingContext interfaceContext) {
         super(futureJVppCore);
-        this.interfaceContext = checkNotNull(interfaceContext, "interface context should not be null");
+        this.interfaceContext = interfaceContext;
     }
 
     @Override
@@ -79,11 +77,8 @@ public class SubInterfaceIpv4AddressCustomizer extends FutureJVppCustomizer
 
         if (subnet instanceof PrefixLength) {
             setPrefixLengthSubnet(add, id, interfaceName, subInterfaceIndex, address, (PrefixLength) subnet);
-        } else if (subnet instanceof Netmask) {
-            setNetmaskSubnet(add, id, interfaceName, subInterfaceIndex, address, (Netmask) subnet);
         } else {
-            LOG.error("Unable to handle subnet of type {}", subnet.getClass());
-            throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass());
+            setNetmaskSubnet(add, id, interfaceName, subInterfaceIndex, address, (Netmask) subnet);
         }
     }
 
@@ -103,7 +98,6 @@ public class SubInterfaceIpv4AddressCustomizer extends FutureJVppCustomizer
                 subInterfaceName, subInterfaceIndex, subnet, address);
 
         final DottedQuad netmask = subnet.getNetmask();
-        checkNotNull(netmask, "netmask value should not be null");
 
         final byte subnetLength = getSubnetMaskLength(netmask.getValue());
         addDelAddress(getFutureJVpp(), add, id, subInterfaceIndex, address.getIp(), subnetLength);