linux-kernel - Re: [PATCH 1/3] spi: lpspi: add NULL check when probe device

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Date:   Tue, 23 Apr 2019 08:14:35 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Clark Wang <xiaoning.wang@....com>
Cc:     "broonie@...nel.org" <broonie@...nel.org>,
        "linux-spi@...r.kernel.org" <linux-spi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] spi: lpspi: add NULL check when probe device

Hi Clark,

On Tue, Apr 23, 2019 at 7:47 AM Clark Wang <xiaoning.wang@....com> wrote:
>
> Add a NULL check for device node and lpspi_platform_info when lpspi
> device probe.

Please explain why you are adding such check.