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Message-ID: <20230705072109.2fc3ee95@drumknott>
Date:   Wed, 5 Jul 2023 07:21:09 +0200
From:   Rouven Czerwinski <r.czerwinski@...gutronix.de>
To:     Rouven Czerwinski <rcz@...gutronix.de>
Cc:     Martin Kaiser <martin@...ser.cx>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        linux-crypto@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] hwrng: imx-rngc - use dev_err_probe

Hi,

On Wed, 5 Jul 2023 07:14:31 +0200
Rouven Czerwinski <rcz@...gutronix.de> wrote:

> On Tue,  4 Jul 2023 19:06:44 +0200
> Martin Kaiser <martin@...ser.cx> wrote:
> 
> > Simplify the code by calling dev_err_probe instead of dev_err and
> > return.
> > 
> > While at it, use the same device for all error messages.
> > 
> > Signed-off-by: Martin Kaiser <martin@...ser.cx>  
> 
> Reviewed-by: Rouven Czerwinski <r.czerwinskis@...gutronix.de>

Please disregard the first tag, the correct one should be

Reviewed-by: Rouven Czerwinski <r.czerwinski@...gutronix.de>

(note the missing s), I also fixed the mail address for this new mailer.

Sorry for the noise, shouldn't review before the first tea.

Best regards,

Rouven

> 
> > ---
> >  drivers/char/hw_random/imx-rngc.c | 24 ++++++++----------------
> >  1 file changed, 8 insertions(+), 16 deletions(-)
> > 
> > diff --git a/drivers/char/hw_random/imx-rngc.c
> > b/drivers/char/hw_random/imx-rngc.c index bf07f17f78c8..e4b385b01b11
> > 100644 --- a/drivers/char/hw_random/imx-rngc.c
> > +++ b/drivers/char/hw_random/imx-rngc.c
> > @@ -239,10 +239,8 @@ static int __init imx_rngc_probe(struct
> > platform_device *pdev) return PTR_ERR(rngc->base);
> >  
> >  	rngc->clk = devm_clk_get_enabled(&pdev->dev, NULL);
> > -	if (IS_ERR(rngc->clk)) {
> > -		dev_err(&pdev->dev, "Can not get rng_clk\n");
> > -		return PTR_ERR(rngc->clk);
> > -	}
> > +	if (IS_ERR(rngc->clk))
> > +		return dev_err_probe(&pdev->dev,
> > PTR_ERR(rngc->clk), "Cannot get rng_clk\n"); 
> >  	irq = platform_get_irq(pdev, 0);
> >  	if (irq < 0)
> > @@ -272,24 +270,18 @@ static int __init imx_rngc_probe(struct
> > platform_device *pdev) 
> >  	ret = devm_request_irq(&pdev->dev,
> >  			irq, imx_rngc_irq, 0, pdev->name, (void
> > *)rngc);
> > -	if (ret) {
> > -		dev_err(rngc->dev, "Can't get interrupt
> > working.\n");
> > -		return ret;
> > -	}
> > +	if (ret)
> > +		return dev_err_probe(&pdev->dev, ret, "Can't get
> > interrupt working.\n"); 
> >  	if (self_test) {
> >  		ret = imx_rngc_self_test(rngc);
> > -		if (ret) {
> > -			dev_err(rngc->dev, "self test failed\n");
> > -			return ret;
> > -		}
> > +		if (ret)
> > +			return dev_err_probe(&pdev->dev, ret, "self
> > test failed\n"); }
> >  
> >  	ret = devm_hwrng_register(&pdev->dev, &rngc->rng);
> > -	if (ret) {
> > -		dev_err(&pdev->dev, "hwrng registration failed\n");
> > -		return ret;
> > -	}
> > +	if (ret)
> > +		return dev_err_probe(&pdev->dev, ret, "hwrng
> > registration failed\n"); 
> >  	dev_info(&pdev->dev,
> >  		"Freescale RNG%c registered (HW revision
> > %d.%02d)\n",  
> 
> 

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