linux-kernel - Re: [PATCH v2] iio: vadc: Fix potential dereference of NULL pointer

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Message-ID: <87v8u11qvo.fsf@kernel.org>
Date:   Thu, 19 May 2022 18:30:51 +0300
From:   Kalle Valo <kvalo@...nel.org>
To:     Yongzhi Liu <lyz_cs@....edu.cn>
Cc:     amitkarwar@...il.com, ganapathi017@...il.com,
        sharvari.harisangam@....com, huxinming820@...il.com,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, arend.vanspriel@...adcom.com,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, fuyq@....pku.edu.cn
Subject: Re: [PATCH v2] iio: vadc: Fix potential dereference of NULL pointer

Yongzhi Liu <lyz_cs@....edu.cn> writes:

> The return value of vadc_get_channel() needs to be checked
> to avoid use of NULL pointer. Fix this by adding the null
> pointer check on prop.
>
> Fixes: 0917de94c ("iio: vadc: Qualcomm SPMI PMIC voltage ADC driver")
>
> Signed-off-by: Yongzhi Liu <lyz_cs@....edu.cn>
> ---
>  drivers/iio/adc/qcom-spmi-vadc.c | 23 ++++++++++++++++++++++-
>  1 file changed, 22 insertions(+), 1 deletion(-)

Did you sent this to linux-wireless by mistake?

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