linux-kernel - Re: [PATCH] regulator: fix pointer table overallocation

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Message-ID: <20200810123747.GC6438@sirena.org.uk>
Date:   Mon, 10 Aug 2020 13:37:47 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Michał Mirosław <mirq-linux@...e.qmqm.pl>,
        Liam Girdwood <lgirdwood@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] regulator: fix pointer table overallocation

On Sun, Aug 09, 2020 at 10:44:25PM +0300, Dmitry Osipenko wrote:
> 09.08.2020 22:21, Michał Mirosław пишет:
> > The code allocates sizeof(regulator_dev) for a pointer. Make it less
> > generous. Let kcalloc() calculate the size, while at it.
> > 
> > Cc: stable@...r.kernel.org
> > Fixes: d8ca7d184b33 ("regulator: core: Introduce API for regulators coupling customization")

> Hello, Michał! Thank you for the patch! Not sure whether it's worthwhile
> to backport this change since it's an improvement, I'll leave it to Mark
> to decide, otherwise looks good to me.

Yeah, this is more a performance improvement than a fix.

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