RFR: 8297801: printnm crashes with invalid address due to null pointer dereference [v2]

[Christian Hagedorn]

On Mon, 19 Dec 2022 08:36:57 GMT, Damon Fenacci <duke at openjdk.org> wrote:

>> `printnm` crashes if you pass an invalid address. This is caused by a null pointer dereference.
>> Checking for NULL reference before checking if blob is a method.
>
> Damon Fenacci has updated the pull request incrementally with one additional commit since the last revision:
> 
>   JDK-8297801: print message when address invalid

Thanks for adding the message, looks good!

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Marked as reviewed by chagedorn (Reviewer).

PR: https://git.openjdk.org/jdk/pull/11697