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Message-ID: <20180214200707.hvbwbn733gwvtkbq@voyager>
Date: Wed, 14 Feb 2018 21:07:07 +0100
From: Markus Wichmann <nullplan@....net>
To: musl@...ts.openwall.com
Subject: Re: fwrite() - possible division by zero
On Wed, Feb 14, 2018 at 02:48:14PM -0500, Andrew Bell wrote:
> Why not early return if size == 0 and avoid the call to __fwritex
> altogether?
>
Because it's a rare corner case? Here, there's also locking correctness
to consider: fwrite() has to block until f is unlocked, irrespective of
parameters. So there's no real benefit to doing an early return.
Ciao,
Markus
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