linux-kernel - Re: [PATCH 05/12] net: dsa: ocelot: drop of_match

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Date:   Tue, 14 Mar 2023 08:34:10 -0700
From:   Colin Foster <colin.foster@...advantage.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Hauke Mehrtens <hauke@...ke-m.de>,
        Woojung Huh <woojung.huh@...rochip.com>,
        UNGLinuxDriver@...rochip.com,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Michael Hennerich <michael.hennerich@...log.com>,
        Alexander Aring <alex.aring@...il.com>,
        Stefan Schmidt <stefan@...enfreihafen.org>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-wpan@...r.kernel.org
Subject: Re: [PATCH 05/12] net: dsa: ocelot: drop of_match_ptr for ID table

On Sat, Mar 11, 2023 at 06:32:56PM +0100, Krzysztof Kozlowski wrote:
> The driver can match only via the DT table so the table should be always
> used and the of_match_ptr does not have any sense (this also allows ACPI
> matching via PRP0001, even though it might not be relevant here).
> 
>   drivers/net/dsa/ocelot/ocelot_ext.c:143:34: error: ‘ocelot_ext_switch_of_match’ defined but not used [-Werror=unused-const-variable=]
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
>  drivers/net/dsa/ocelot/ocelot_ext.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/dsa/ocelot/ocelot_ext.c b/drivers/net/dsa/ocelot/ocelot_ext.c
> index 063150659816..228737a32080 100644
> --- a/drivers/net/dsa/ocelot/ocelot_ext.c
> +++ b/drivers/net/dsa/ocelot/ocelot_ext.c
> @@ -149,7 +149,7 @@ MODULE_DEVICE_TABLE(of, ocelot_ext_switch_of_match);
>  static struct platform_driver ocelot_ext_switch_driver = {
>  	.driver = {
>  		.name = "ocelot-ext-switch",
> -		.of_match_table = of_match_ptr(ocelot_ext_switch_of_match),
> +		.of_match_table = ocelot_ext_switch_of_match,
>  	},
>  	.probe = ocelot_ext_probe,
>  	.remove = ocelot_ext_remove,
> -- 
> 2.34.1
> 

Acked-by: Colin Foster <colin.foster@...advantage.com>