Re: [PATCH v2 2/3] pwm: Convert pwm-pxa to use devm_* APIs

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On Sun, Jul 01, 2012 at 08:28:27AM +0800, Axel Lin wrote:
> Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
> ---
>  drivers/pwm/pwm-pxa.c |   52 +++++++++++--------------------------------------
>  1 file changed, 11 insertions(+), 41 deletions(-)
> 
> diff --git a/drivers/pwm/pwm-pxa.c b/drivers/pwm/pwm-pxa.c
[...]
> @@ -192,35 +180,17 @@ static int __devinit pwm_probe(struct platform_device *pdev)
>  
>  	platform_set_drvdata(pdev, pwm);
>  	return 0;
> -
> -err_free_mem:
> -	release_mem_region(r->start, resource_size(r));
> -err_free_clk:
> -	clk_put(pwm->clk);
> -err_free:
> -	kfree(pwm);
> -	return ret;
>  }
>  
>  static int __devexit pwm_remove(struct platform_device *pdev)
>  {
>  	struct pxa_pwm_chip *chip;
> -	struct resource *r;
>  
>  	chip = platform_get_drvdata(pdev);
>  	if (chip == NULL)
>  		return -ENODEV;
>  
> -	pwmchip_remove(&chip->chip);
> -
> -	iounmap(chip->mmio_base);
> -
> -	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> -	release_mem_region(r->start, resource_size(r));
> -
> -	clk_put(chip->clk);
> -	kfree(chip);
> -	return 0;
> +	return pwmchip_remove(&chip->chip);

What I meant was that this driver didn't return an error on failure of
pwmchip_remove() before so incorporating this change is unrelated to
this patch. Either make it a separate patch (preferably) or at least
mention it in the commit message.

Thierry

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