hg: jdk/sandbox: 8194676: NullPointerException is thrown if ipaddress is not set.

[chris.hegarty at oracle.com]

Changeset: d626620a1844
Author:    vtewari
Date:      2018-01-25 16:22 +0530
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/d626620a1844

8194676: NullPointerException is thrown if ipaddress is not set.
Reviewed-by: chegar, rriggs

! src/java.base/share/classes/java/net/Inet6Address.java
+ test/jdk/java/net/Inet6Address/serialize/Inet6AddressSerTest.java