linux-kernel - Re: [PATCH] ray_cs: use true,false for bool variable

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Message-ID: <9c67aee9-ece6-01f0-895a-e690b967d819@cogentembedded.com>
Date:   Sun, 26 Apr 2020 12:47:37 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     Jason Yan <yanaijie@...wei.com>, kvalo@...eaurora.org,
        davem@...emloft.net, adobriyan@...il.com, tglx@...utronix.de,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ray_cs: use true,false for bool variable

Hello!

On 26.04.2020 12:41, Jason Yan wrote:

> Fix the following coccicheck warning:
> 
> drivers/net/wireless/ray_cs.c:2797:5-14: WARNING: Comparison of 0/1 to
> bool variable
> drivers/net/wireless/ray_cs.c:2798:2-11: WARNING: Assignment of 0/1 to
> bool variable
> 
> Signed-off-by: Jason Yan <yanaijie@...wei.com>
> ---
>   drivers/net/wireless/ray_cs.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
> index c1d542bfa530..f9402424accd 100644
> --- a/drivers/net/wireless/ray_cs.c
> +++ b/drivers/net/wireless/ray_cs.c
> @@ -2794,8 +2794,8 @@ static int __init init_ray_cs(void)
>   	proc_create_data("driver/ray_cs/translate", 0200, NULL, &int_proc_ops,
>   			 &translate);
>   #endif
> -	if (translate != 0)
> -		translate = 1;
> +	if (!translate)

    That inverts the original logic, no?

> +		translate = true;

    Actually, that whole comparison/assignment doesn't make sense, if we use 
bool...

[...]

MBR, Sergei