Re: Re: [PATCH v2] ASoC: codecs: Check for error pointer after calling devm_regmap_init_mmio

From: Jiasheng Jiang
Date: Wed Jan 19 2022 - 20:57:40 EST


On Thu, Jan 20, 2022 at 00:46:45AM +0800, Mark Brown wrote:
>> Since the possible failure of the devm_regmap_init_mmio(), it will
>> return error pointer and be assigned to the regmap.
>> Then the error pointer will be dereferenced.
>> For example rx->regmap will be used in rx_macro_mclk_enable().
>> Therefore, it should be better to check it.
>
> This doesn't apply against current code, please check and resend.

I am really sorry.
I have already try my best to find the latest code but fails.
Please give me the url or the git repository.

Sincerely thanks,
Jiang