[issue41252] Incorrect reference counting in _ssl.c's _servername_callback()

[Zackery Spytz]

Change by Zackery Spytz <zspytz at gmail.com>:


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keywords: +patch
pull_requests: +20557
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/21407

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue41252>
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