linux-kernel - Re: [PATCH 05/12] pinctrl: armada-37xx: account for const type of of_device_id.data

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Date:   Tue, 02 Jan 2018 16:36:19 +0100
From:   Gregory CLEMENT <gregory.clement@...e-electrons.com>
To:     Julia Lawall <Julia.Lawall@...6.fr>
Cc:     Jason Cooper <jason@...edaemon.net>, Andrew Lunn <andrew@...n.ch>,
        Linus Walleij <linus.walleij@...aro.org>,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-gpio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Subject: Re: [PATCH 05/12] pinctrl: armada-37xx: account for const type of of_device_id.data

Hi Julia,

 On mar., janv. 02 2018, Julia Lawall <Julia.Lawall@...6.fr> wrote:

> The data field of an of_device_id structure has type const void *, so
> there is no need for a const-discarding cast when putting const values
> into such a structure.
>
> Done using Coccinelle.
>
> Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

Acked-by: Gregory CLEMENT <gregory.clement@...e-electrons.com>

Thanks,

Gregory

PS: actually the intent was not to do a const-discarding cast it was
just a useless cast! :)

>
> ---
>  drivers/pinctrl/mvebu/pinctrl-armada-37xx.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff -u -p a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> @@ -1006,11 +1006,11 @@ static int armada_37xx_pinctrl_register(
>  static const struct of_device_id armada_37xx_pinctrl_of_match[] = {
>  	{
>  		.compatible = "marvell,armada3710-sb-pinctrl",
> -		.data = (void *)&armada_37xx_pin_sb,
> +		.data = &armada_37xx_pin_sb,
>  	},
>  	{
>  		.compatible = "marvell,armada3710-nb-pinctrl",
> -		.data = (void *)&armada_37xx_pin_nb,
> +		.data = &armada_37xx_pin_nb,
>  	},
>  	{ },
>  };
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com

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