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From: Junio C Hamano <gitster@pobox.com>
To: "Carlo Marcelo Arenas Belón" <carenas@gmail.com>
Cc: git@vger.kernel.org, peff@peff.net
Subject: Re: [PATCH 1/2] tree-diff: fix leak when not HAVE_ALLOCA
Date: Wed, 15 Sep 2021 22:27:58 -0700	[thread overview]
Message-ID: <xmqqpmt9um1t.fsf@gitster.g> (raw)
In-Reply-To: <20210916023706.55760-2-carenas@gmail.com> ("Carlo Marcelo Arenas Belón"'s message of "Wed, 15 Sep 2021 19:37:05 -0700")

Carlo Marcelo Arenas Belón  <carenas@gmail.com> writes:

> b8ba412bf7 (tree-diff: avoid alloca for large allocations, 2016-06-07)
> adds a way to route some bigger allocations out of the stack and free
> them through the addition of two conveniently named macros, but leaves
> the calls to free the xalloca part, which could be also in the heap,
> if the system doesn't HAVE_ALLOCA (ex: macOS).

Nicely spotted and analyzed.  Thanks.

  parent reply	other threads:[~2021-09-16  5:28 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-16  2:37 [PATCH 0/2] t0000: truly leak free Carlo Marcelo Arenas Belón
2021-09-16  2:37 ` [PATCH 1/2] tree-diff: fix leak when not HAVE_ALLOCA Carlo Marcelo Arenas Belón
2021-09-16  5:17   ` Taylor Blau
2021-09-16  5:27   ` Junio C Hamano [this message]
2021-09-16  2:37 ` [PATCH 2/2] t0000: avoid masking git exit value through pipes Carlo Marcelo Arenas Belón
2021-09-16  5:21   ` Taylor Blau
2021-09-16  6:23     ` Junio C Hamano
2021-09-16 16:49       ` Taylor Blau
2021-09-16  5:29   ` Junio C Hamano
2021-09-16 10:45   ` Ævar Arnfjörð Bjarmason
2021-09-16  8:55 ` [PATCH v2 0/2] reroll for cb/plug-leaks-in-alloca-emu-users Carlo Marcelo Arenas Belón
2021-09-16  8:55   ` [PATCH v2 1/2] tree-diff: fix leak when not HAVE_ALLOCA_H Carlo Marcelo Arenas Belón
2021-09-16 15:00     ` Jeff King
2021-09-16  8:55   ` [PATCH v2 2/2] t0000: avoid masking git exit value through pipes Carlo Marcelo Arenas Belón
2021-09-16 16:53   ` [PATCH v2 0/2] reroll for cb/plug-leaks-in-alloca-emu-users Taylor Blau

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