[PATCH 2/8] gpio: 74x164: Use devm_kzalloc

[Florian Fainelli]

On Wednesday 05 September 2012 10:40:51 Maxime Ripard wrote:
> Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>

Acked-by: Florian Fainelli <florian at openwrt.org>

> ---
>  drivers/gpio/gpio-74x164.c |    8 +++-----
>  1 file changed, 3 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c
> index 2975036..604b998 100644
> --- a/drivers/gpio/gpio-74x164.c
> +++ b/drivers/gpio/gpio-74x164.c
> @@ -90,7 +90,7 @@ static int __devinit gen_74x164_probe(struct spi_device 
*spi)
>  	if (ret < 0)
>  		return ret;
>  
> -	chip = kzalloc(sizeof(*chip), GFP_KERNEL);
> +	chip = devm_kzalloc(&spi->dev, sizeof(*chip), GFP_KERNEL);
>  	if (!chip)
>  		return -ENOMEM;
>  
> @@ -125,7 +125,6 @@ static int __devinit gen_74x164_probe(struct spi_device 
*spi)
>  exit_destroy:
>  	dev_set_drvdata(&spi->dev, NULL);
>  	mutex_destroy(&chip->lock);
> -	kfree(chip);
>  	return ret;
>  }
>  
> @@ -141,10 +140,9 @@ static int __devexit gen_74x164_remove(struct 
spi_device *spi)
>  	dev_set_drvdata(&spi->dev, NULL);
>  
>  	ret = gpiochip_remove(&chip->gpio_chip);
> -	if (!ret) {
> +	if (!ret)
>  		mutex_destroy(&chip->lock);
> -		kfree(chip);
> -	} else
> +	else
>  		dev_err(&spi->dev, "Failed to remove the GPIO controller: %d\n",
>  				ret);
>  
> -- 
> 1.7.9.5
> 
> 
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