RFR: 8362611: [GCC static analyzer] memory leak in ps_core.c core_handle_note

[David Holmes]

On Sat, 19 Jul 2025 18:08:03 GMT, Lei Zhu <duke at openjdk.org> wrote:

> Free the `buf` before the early return.

Changes requested by dholmes (Reviewer).

src/jdk.hotspot.agent/linux/native/libsaproc/ps_core.c line 290:

> 288:           print_error("failed to handle NT_PRSTATUS note\n");
> 289:           free(buf);
> 290:           return false;

That works, but seems to me that, following the style of the code above, these two lines should be replaced by `goto err;`

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PR Review: https://git.openjdk.org/jdk/pull/26403#pullrequestreview-3036885424
PR Review Comment: https://git.openjdk.org/jdk/pull/26403#discussion_r2218407265