[jdk21u] RFR: 8317959: Check return values of malloc in native java.base coding

[Matthias Baesken]

8317959: Check return values of malloc in native java.base coding

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Commit messages:
 - Backport ff0b397e135665fbc763bc4042b95c17f6c5367a

Changes: https://git.openjdk.org/jdk21u/pull/272/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u&pr=272&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8317959
  Stats: 29 lines in 4 files changed: 27 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk21u/pull/272.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u.git pull/272/head:pull/272

PR: https://git.openjdk.org/jdk21u/pull/272