netdev - Re: [PATCH net-next 10/13] net: dsa: lantiq_gswip: Fix error message in gswip_add_single_port

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Date: Fri, 7 Jun 2024 14:27:10 +0300
From: Vladimir Oltean <olteanv@...il.com>
To: Martin Schiller <ms@....tdt.de>
Cc: martin.blumenstingl@...glemail.com, hauke@...ke-m.de, andrew@...n.ch,
	f.fainelli@...il.com, davem@...emloft.net, edumazet@...gle.com,
	kuba@...nel.org, pabeni@...hat.com, robh@...nel.org,
	krzk+dt@...nel.org, conor+dt@...nel.org, netdev@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 10/13] net: dsa: lantiq_gswip: Fix error message
 in gswip_add_single_port_br()

On Thu, Jun 06, 2024 at 10:52:31AM +0200, Martin Schiller wrote:
> From: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
> 
> The error message is printed when the port cannot be used. Update the
> error message to reflect that.
> 
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
> ---
>  drivers/net/dsa/lantiq_gswip.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
> index d2195271ffe9..3c96a62b8e0a 100644
> --- a/drivers/net/dsa/lantiq_gswip.c
> +++ b/drivers/net/dsa/lantiq_gswip.c
> @@ -658,7 +658,8 @@ static int gswip_add_single_port_br(struct gswip_priv *priv, int port, bool add)
>  	int err;
>  
>  	if (port >= max_ports || dsa_is_cpu_port(priv->ds, port)) {
> -		dev_err(priv->dev, "single port for %i supported\n", port);
> +		dev_err(priv->dev, "single port for %i is not supported\n",
> +			port);
>  		return -EIO;
>  	}
>  
> -- 
> 2.39.2
> 

Isn't even the original condition (port >= max_ports) dead code? Why not
remove the condition altogether?