linux-kernel - Re: [PATCH] mfd: sm501: Add NULL check on devm

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Message-ID: <CACRpkdaVD5RB7pBPaCH2PFZURYZBuECos426EDGmDHmCWXV0BA@mail.gmail.com>
Date:   Thu, 23 Nov 2017 10:37:57 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Cc:     Lee Jones <lee.jones@...aro.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mfd: sm501: Add NULL check on devm_kzalloc return value

On Thu, Nov 23, 2017 at 4:50 AM, Gustavo A. R. Silva
<garsilva@...eddedor.com> wrote:

> Check return value from call to devm_kzalloc() in order to prevent
> a NULL pointer dereference.
>
> This issue was detected with the help of Coccinelle.
>
> Fixes: b2e63555592f ("i2c: gpio: Convert to use descriptors")
> Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>

Acked-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij