linux-kernel - Re: [PATCH 06/24] Input: pwm-vibra

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Date:   Thu, 27 Aug 2020 20:40:50 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bastien Nocera <hadess@...ess.net>,
        Sangwon Jee <jeesw@...fas.com>,
        Eugen Hristev <eugen.hristev@...rochip.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-input <linux-input@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Platform Driver <platform-driver-x86@...r.kernel.org>
Subject: Re: [PATCH 06/24] Input: pwm-vibra - Simplify with dev_err_probe()

On Thu, Aug 27, 2020 at 12:06:46PM +0300, Andy Shevchenko wrote:
> On Wed, Aug 26, 2020 at 9:18 PM Krzysztof Kozlowski <krzk@...nel.org> wrote:
> >
> > Common pattern of handling deferred probe can be simplified with
> > dev_err_probe().  Less code and also it prints the error value.
> 
> >         err = PTR_ERR_OR_ZERO(vibrator->vcc);
> > +       if (err)
> > +               return dev_err_probe(&pdev->dev, err, "Failed to request regulator\n");
> 
> Same comment, no need to have additional PTR_ERR_OZR_ZERO().

Yes.

Best regards,
Krzysztof