linux-kernel - Re: [PATCH] of: remove unneeded variable

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Date:   Wed, 8 Apr 2020 11:00:01 -0500
From:   Frank Rowand <frowand.list@...il.com>
To:     Ding Xiang <dingxiang@...s.chinamobile.com>, robh+dt@...nel.org
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] of: remove unneeded variable

On 3/30/20 5:05 AM, Ding Xiang wrote:
> rc is unneeded, just return 0.

of: of_detach_node() remove unneeded local return variable

> 
> Signed-off-by: Ding Xiang <dingxiang@...s.chinamobile.com>
> ---
>  drivers/of/dynamic.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c
> index 08fd823..fe64430 100644
> --- a/drivers/of/dynamic.c
> +++ b/drivers/of/dynamic.c
> @@ -286,7 +286,6 @@ int of_detach_node(struct device_node *np)
>  {
>  	struct of_reconfig_data rd;
>  	unsigned long flags;
> -	int rc = 0;
>  
>  	memset(&rd, 0, sizeof(rd));
>  	rd.dn = np;
> @@ -301,7 +300,7 @@ int of_detach_node(struct device_node *np)
>  
>  	of_reconfig_notify(OF_RECONFIG_DETACH_NODE, &rd);
>  
> -	return rc;
> +	return 0;
>  }
>  EXPORT_SYMBOL_GPL(of_detach_node);
>  
> 


Reviewed-by: Frank Rowand <frank.rowand@...y.com>