[issue41533] Bugfix: va_build_stack leaks the stack if do_mkstack fails

[miss-islington]

miss-islington <mariatta.wijaya+miss-islington at gmail.com> added the comment:


New changeset 66e9c2aee4af846ab1b77faa8a46fe3a9373d943 by Miss Islington (bot) in branch '3.8':
[3.8] closes bpo-41533: Fix a potential memory leak when allocating a stack (GH-21847) (GH-22015)
https://github.com/python/cpython/commit/66e9c2aee4af846ab1b77faa8a46fe3a9373d943


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