linux-kernel - Re: [PATCH] iio: adc: rockchip_saradc: add NULL check on of_match

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Date:   Sun, 16 Jul 2017 23:57:48 -0500
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     Jonathan Cameron <jic23@...nel.org>
Cc:     Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Heiko Stuebner <heiko@...ech.de>, linux-iio@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iio: adc: rockchip_saradc: add NULL check on
 of_match_device() return value



On 07/09/2017 01:10 PM, Jonathan Cameron wrote:
> On Fri, 7 Jul 2017 01:51:31 -0500
> "Gustavo A. R. Silva" <garsilva@...eddedor.com> wrote:
>
>> Check return value from call to of_match_device()
>> in order to prevent a NULL pointer dereference.
>>
>> In case of NULL print error message and return -ENODEV
>>
>> Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
> Applied.
>

Thank you, Jonathan.

-- 
Gustavo A. R. Silva