linux-kernel - Re: [PATCH v2] i2c: cadence: Add an error handling for platform_get

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Date:   Fri, 22 May 2020 17:14:59 +0200
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Michal Simek <michal.simek@...inx.com>
Cc:     Dejin Zheng <zhengdejin5@...il.com>, harinik@...inx.com,
        soren.brinkmann@...inx.com, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] i2c: cadence: Add an error handling for
 platform_get_irq()


> The change is valid but the question is if make sense to do it in this
> way. Some drivers are using devm_request_irq to do do job.
> 
> For example:
>  	id->irq = platform_get_irq(pdev, 0);
>         ret = devm_request_irq(&pdev->dev, id->irq, cdns_i2c_isr, 0,
>                                   DRIVER_NAME, id);
>         if (ret)
> 		return ret;

I like this version better. Maybe we should simply move the
platform_get_irq() line to the devm_request_irq() call?


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