linux-kernel - Re: [PATCH] power: supply: hwmon: constify pointers to hwmon_channel

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Message-ID: <20230407221250.xt2e7yuj62rlotkd@mercury.elektranox.org>
Date:   Sat, 8 Apr 2023 00:12:50 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>, linux-hwmon@...r.kernel.org
Subject: Re: [PATCH] power: supply: hwmon: constify pointers to
 hwmon_channel_info

Hi,

On Fri, Apr 07, 2023 at 05:03:26PM +0200, Krzysztof Kozlowski wrote:
> Statically allocated array of pointed to hwmon_channel_info can be
> made const for safety.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
> This depends on hwmon core patch:
> https://lore.kernel.org/all/20230406203103.3011503-2-krzysztof.kozlowski@linaro.org/
> 
> Therefore I propose this should also go via hwmon tree.
> 
> Cc: Jean Delvare <jdelvare@...e.com>
> Cc: Guenter Roeck <linux@...ck-us.net>
> Cc: linux-hwmon@...r.kernel.org
> ---

Acked-by: Sebastian Reichel <sebastian.reichel@...labora.com>

-- Sebastian

>  drivers/power/supply/power_supply_hwmon.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/power/supply/power_supply_hwmon.c b/drivers/power/supply/power_supply_hwmon.c
> index a48aa4afb828..c97893d4c25e 100644
> --- a/drivers/power/supply/power_supply_hwmon.c
> +++ b/drivers/power/supply/power_supply_hwmon.c
> @@ -293,7 +293,7 @@ static const struct hwmon_ops power_supply_hwmon_ops = {
>  	.read_string	= power_supply_hwmon_read_string,
>  };
>  
> -static const struct hwmon_channel_info *power_supply_hwmon_info[] = {
> +static const struct hwmon_channel_info * const power_supply_hwmon_info[] = {
>  	HWMON_CHANNEL_INFO(temp,
>  			   HWMON_T_LABEL     |
>  			   HWMON_T_INPUT     |
> -- 
> 2.34.1
> 

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