[jdk11u-dev] RFR: 8274621: NullPointerException because listenAddress[0] is null

[Andrew Lu]

I backport this for parity with 11.0.23-oracle.

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Commit messages:
 - Backport 5bbc8d3cb2ce487b367ee1a621d78699c9b30100

Changes: https://git.openjdk.org/jdk11u-dev/pull/2441/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2441&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8274621
  Stats: 14 lines in 1 file changed: 4 ins; 0 del; 10 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2441.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2441/head:pull/2441

PR: https://git.openjdk.org/jdk11u-dev/pull/2441