linux-kernel - Re: [PATCH] power: cpupower: utils: Optimize print_online_cpus and print_offline

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Date:   Wed, 12 Oct 2022 09:39:56 -0600
From:   Shuah Khan <skhan@...uxfoundation.org>
To:     Li kunyu <kunyu@...china.com>, trenn@...e.com, shuah@...nel.org,
        ray.huang@....com
Cc:     linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH] power: cpupower: utils: Optimize print_online_cpus and
 print_offline_cpus function

On 10/12/22 04:10, Li kunyu wrote:
> 1. Remove the initialization assignment of variables, and they will be
> assigned first.
> 2. Remove the mandatory conversion of returned value of malloc function,
> which returns void* type.
> 
> Signed-off-by: Li kunyu <kunyu@...china.com>

Can you tell me more about why this change is needed and how you determined
the need for this change?

thanks,
-- Shuah