linux-kernel - Re: [PATCH] kernel: params: Remove unnecessary ‘0’ values from err

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Date:   Sun, 9 Jul 2023 20:33:28 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Li zeming <zeming@...china.com>, mcgrof@...nel.org,
        linux@...musvillemoes.dk, mbenes@...e.cz, rafael@...nel.org,
        linux@...ssschuh.net, gregkh@...uxfoundation.org,
        christophe.jaillet@...adoo.fr
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH] kernel: params: Remove unnecessary ‘0’ values from err



On 7/11/23 12:43, Li zeming wrote:
> err is assigned first, so it does not need to initialize the assignment.
> 
> Signed-off-by: Li zeming <zeming@...china.com>

Reviewed-by: Randy Dunlap <rdunlap@...radead.org>

Thanks.

> ---
>  kernel/params.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/kernel/params.c b/kernel/params.c
> index 6a7548979aa9..f8837a5f2c3e 100644
> --- a/kernel/params.c
> +++ b/kernel/params.c
> @@ -331,7 +331,7 @@ EXPORT_SYMBOL(param_ops_bool);
>  
>  int param_set_bool_enable_only(const char *val, const struct kernel_param *kp)
>  {
> -	int err = 0;
> +	int err;
>  	bool new_value;
>  	bool orig_value = *(bool *)kp->arg;
>  	struct kernel_param dummy_kp = *kp;

-- 
~Randy