RFR: 8275049: [ZGC] missing null check in ZNMethod::log_register

[Martin Doerr]

On Mon, 11 Oct 2021 12:23:03 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> The VM crashes while trying to read (*p)->klass() in "ZNMethod::log_register" on PPC64. We need a null check. See JBS for details.

Thanks for your suggestions. They make sense.

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PR: https://git.openjdk.java.net/jdk/pull/5892