linux-kernel - Re: [PATCH v7 3/9] crypto: caam - use devm

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Message-ID: <CAHQ1cqHERbU-dgMZ4=7Htz9Z-AgyTuAx7amBgzDYdxq4Rfqe=g@mail.gmail.com>
Date:   Mon, 24 Feb 2020 08:39:03 -0800
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     Horia Geanta <horia.geanta@....com>
Cc:     "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        Chris Healy <cphealy@...il.com>,
        Lucas Stach <l.stach@...gutronix.de>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Iuliana Prodan <iuliana.prodan@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH v7 3/9] crypto: caam - use devm_kzalloc to allocate JR data

On Tue, Feb 11, 2020 at 10:23 AM Horia Geanta <horia.geanta@....com> wrote:
>
> On 1/27/2020 6:57 PM, Andrey Smirnov wrote:
> > Use devm_kzalloc() to allocate JR data in order to make sure that it
> > is initialized consistently every time.
> >
> The commit message is a bit vague.
>
> I assume this is needed in patch 4/9, which adds a new member (hwrng)
> in caam_drv_private_jr structure.
>
> If so, it's probably better to have the change merged into patch 4/9.
>

Yes, it is specifically needed for 4/9, but it's generally a good
practice to zero out allocated memory, so I made it a separate patch.
Will fold it into 4/9, since that's what you prefer.

Thanks,
Andrey Smirnov