Re: [PATCH 5/5] cpufreq: Loongson1: Replace goto out with return in ls1x_cpufreq_probe()

From: Viresh Kumar
Date: Tue Apr 12 2016 - 01:24:29 EST


On 11-04-16, 19:55, Keguang Zhang wrote:
> From: Kelvin Cheung <keguang.zhang@xxxxxxxxx>
>
> This patch replaces goto out with return in ls1x_cpufreq_probe(),
> and also includes some minor fixes.
>
> Signed-off-by: Kelvin Cheung <keguang.zhang@xxxxxxxxx>
> ---
> drivers/cpufreq/loongson1-cpufreq.c | 37 ++++++++++++++++---------------------
> 1 file changed, 16 insertions(+), 21 deletions(-)
>
> diff --git a/drivers/cpufreq/loongson1-cpufreq.c b/drivers/cpufreq/loongson1-cpufreq.c
> index 5074f5e..1bc90af 100644
> --- a/drivers/cpufreq/loongson1-cpufreq.c
> +++ b/drivers/cpufreq/loongson1-cpufreq.c
> @@ -1,7 +1,7 @@
> /*
> * CPU Frequency Scaling for Loongson 1 SoC
> *
> - * Copyright (C) 2014 Zhang, Keguang <keguang.zhang@xxxxxxxxx>
> + * Copyright (C) 2014-2016 Zhang, Keguang <keguang.zhang@xxxxxxxxx>

Actually you should fold above into the first patch of the series,
that renames this file. It makes much sense that way.

> *
> * This file is licensed under the terms of the GNU General Public
> * License version 2. This program is licensed "as is" without any
> @@ -141,7 +141,8 @@ static int ls1x_cpufreq_probe(struct platform_device *pdev)
> struct clk *clk;
> int ret;
>
> - if (!pdata || !pdata->clk_name || !pdata->osc_clk_name)
> + if (!pdata || !pdata->clk_name || !pdata->osc_clk_name) {

You added a '{' here, but the closing '}' is added way down..
Something is wrong here I feel..

> + dev_err(&pdev->dev, "platform data missing\n");
> return -EINVAL;
>
> cpufreq =
> @@ -155,8 +156,7 @@ static int ls1x_cpufreq_probe(struct platform_device *pdev)
> if (IS_ERR(clk)) {
> dev_err(&pdev->dev, "unable to get %s clock\n",
> pdata->clk_name);
> - ret = PTR_ERR(clk);
> - goto out;
> + return PTR_ERR(clk);
> }

> static struct platform_driver ls1x_cpufreq_platdrv = {
> - .driver = {
> + .probe = ls1x_cpufreq_probe,
> + .remove = ls1x_cpufreq_remove,
> + .driver = {
> .name = "ls1x-cpufreq",
> },
> - .probe = ls1x_cpufreq_probe,
> - .remove = ls1x_cpufreq_remove,

Why do this change at all? Do it in the first patch if you really want
to.

> };
>
> module_platform_driver(ls1x_cpufreq_platdrv);
>
> MODULE_AUTHOR("Kelvin Cheung <keguang.zhang@xxxxxxxxx>");
> -MODULE_DESCRIPTION("Loongson 1 CPUFreq driver");
> +MODULE_DESCRIPTION("Loongson1 CPUFreq driver");

This one as well, move it to the first patch.

> MODULE_LICENSE("GPL");
> --
> 1.9.1

--
viresh