git: openjdk/jdk16: 8259027: NullPointerException in makeMappedSegment due to NULL Unmapper when length of segment is 0

[Maurizio Cimadamore]

Changeset: b7940aa1
Author:    Maurizio Cimadamore <mcimadamore at openjdk.org>
Date:      2021-01-05 16:15:28 +0000
URL:       https://git.openjdk.java.net/jdk16/commit/b7940aa1

8259027: NullPointerException in makeMappedSegment due to NULL Unmapper when length of segment is 0

Reviewed-by: chegar, uschindler

! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/MappedMemorySegmentImpl.java
! test/jdk/java/foreign/TestByteBuffer.java