Re: [PATCH 4/8] mfd: kempld-core: Simplify function return logic

From: Lee Jones
Date: Thu Oct 01 2015 - 03:19:27 EST


On Tue, 29 Sep 2015, Javier Martinez Canillas wrote:

> The invoked functions already return zero on success or a negative
> errno code so there is no need to open code the logic in the caller.
>
> Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
> ---
>
> drivers/mfd/kempld-core.c | 14 ++------------
> 1 file changed, 2 insertions(+), 12 deletions(-)

Applied, thanks.

> diff --git a/drivers/mfd/kempld-core.c b/drivers/mfd/kempld-core.c
> index 463f4eae20c1..05b924542ee2 100644
> --- a/drivers/mfd/kempld-core.c
> +++ b/drivers/mfd/kempld-core.c
> @@ -448,7 +448,6 @@ static int kempld_probe(struct platform_device *pdev)
> struct device *dev = &pdev->dev;
> struct kempld_device_data *pld;
> struct resource *ioport;
> - int ret;
>
> pld = devm_kzalloc(dev, sizeof(*pld), GFP_KERNEL);
> if (!pld)
> @@ -471,11 +470,7 @@ static int kempld_probe(struct platform_device *pdev)
> mutex_init(&pld->lock);
> platform_set_drvdata(pdev, pld);
>
> - ret = kempld_detect_device(pld);
> - if (ret)
> - return ret;
> -
> - return 0;
> + return kempld_detect_device(pld);
> }
>
> static int kempld_remove(struct platform_device *pdev)
> @@ -756,7 +751,6 @@ MODULE_DEVICE_TABLE(dmi, kempld_dmi_table);
> static int __init kempld_init(void)
> {
> const struct dmi_system_id *id;
> - int ret;
>
> if (force_device_id[0]) {
> for (id = kempld_dmi_table;
> @@ -771,11 +765,7 @@ static int __init kempld_init(void)
> return -ENODEV;
> }
>
> - ret = platform_driver_register(&kempld_driver);
> - if (ret)
> - return ret;
> -
> - return 0;
> + return platform_driver_register(&kempld_driver);
> }
>
> static void __exit kempld_exit(void)

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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