linux-kernel - Re: [PATCH 1/2] cpufreq: imx6q: remove unused code

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 26 Nov 2018 11:34:43 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Anson Huang <anson.huang@....com>
Cc:     "rjw@...ysocki.net" <rjw@...ysocki.net>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH 1/2] cpufreq: imx6q: remove unused code

On 26-11-18, 02:59, Anson Huang wrote:
> In voltage scale down path, the return value is NOT
> used at all, remove them to simplify the code.
> 
> Signed-off-by: Anson Huang <Anson.Huang@....com>
> ---
>  drivers/cpufreq/imx6q-cpufreq.c | 12 +++---------
>  1 file changed, 3 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c
> index d8c3595..8cb9683 100644
> --- a/drivers/cpufreq/imx6q-cpufreq.c
> +++ b/drivers/cpufreq/imx6q-cpufreq.c
> @@ -177,22 +177,16 @@ static int imx6q_set_target(struct cpufreq_policy *policy, unsigned int index)
>  	/* scaling down?  scale voltage after frequency */
>  	if (new_freq < old_freq) {
>  		ret = regulator_set_voltage_tol(arm_reg, volt, 0);
> -		if (ret) {
> +		if (ret)
>  			dev_warn(cpu_dev,
>  				 "failed to scale vddarm down: %d\n", ret);
> -			ret = 0;
> -		}
>  		ret = regulator_set_voltage_tol(soc_reg, imx6_soc_volt[index], 0);
> -		if (ret) {
> +		if (ret)
>  			dev_warn(cpu_dev, "failed to scale vddsoc down: %d\n", ret);
> -			ret = 0;
> -		}
>  		if (!IS_ERR(pu_reg)) {
>  			ret = regulator_set_voltage_tol(pu_reg, imx6_soc_volt[index], 0);
> -			if (ret) {
> +			if (ret)
>  				dev_warn(cpu_dev, "failed to scale vddpu down: %d\n", ret);
> -				ret = 0;
> -			}
>  		}
>  	}
>  

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>

-- 
viresh