linux-kernel - Re: [PATCH] media: ov7251: add missing clk_disable_unprepare() on error in ov7251_set_power

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Message-ID: <YqxVWg21PsdkMz2Y@smile.fi.intel.com>
Date:   Fri, 17 Jun 2022 13:20:10 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Yang Yingliang <yangyingliang@...wei.com>
Cc:     linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        mchehab@...nel.org, djrscally@...il.com,
        sakari.ailus@...ux.intel.com
Subject: Re: [PATCH] media: ov7251: add missing clk_disable_unprepare() on
 error in ov7251_set_power_on()

On Fri, Jun 17, 2022 at 09:39:43AM +0800, Yang Yingliang wrote:
> Add the missing clk_disable_unprepare() before return
> from ov7251_set_power_on() in the error handling case.

...

>  	if (ret < 0) {
>  		dev_err(ov7251->dev, "error during global init\n");
> +		clk_disable_unprepare(ov7251->xclk);
>  		ov7251_regulators_disable(ov7251);

Logically it should go here. Please, read a code above this check.

>  		return ret;
>  	}

-- 
With Best Regards,
Andy Shevchenko