linux-kernel - Re: [PATCH -next] mfd: arizona: Make some symbols static

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Date:   Wed, 10 Feb 2021 09:52:58 +0100
From:   Hans de Goede <hdegoede@...hat.com>
To:     Wei Yongjun <weiyongjun1@...wei.com>,
        Hulk Robot <hulkci@...wei.com>,
        Lee Jones <lee.jones@...aro.org>
Cc:     patches@...nsource.cirrus.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] mfd: arizona: Make some symbols static

Hi,

On 2/10/21 8:56 AM, Wei Yongjun wrote:
> The sparse tool complains as follows:
> 
> drivers/mfd/arizona-spi.c:28:31: warning:
>  symbol 'reset_gpios' was not declared. Should it be static?
> drivers/mfd/arizona-spi.c:29:31: warning:
>  symbol 'ldoena_gpios' was not declared. Should it be static?
> 
> Those symbols are not used outside of arizona-spi.c, so this
> commit marks them static.
> 
> Fixes: e933836744a2 ("mfd: arizona: Add support for ACPI enumeration of WM5102 connected over SPI")
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Signed-off-by: Wei Yongjun <weiyongjun1@...wei.com>

Thank you for catching this.

Patch looks good to me:

Reviewed-by: Hans de Goede <hdegoede@...hat.com>

Regards,

Hans

> ---
>  drivers/mfd/arizona-spi.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c
> index 24a2c75d691a..aa1d6f94ae53 100644
> --- a/drivers/mfd/arizona-spi.c
> +++ b/drivers/mfd/arizona-spi.c
> @@ -25,8 +25,8 @@
>  #include "arizona.h"
>  
>  #ifdef CONFIG_ACPI
> -const struct acpi_gpio_params reset_gpios = { 1, 0, false };
> -const struct acpi_gpio_params ldoena_gpios = { 2, 0, false };
> +static const struct acpi_gpio_params reset_gpios = { 1, 0, false };
> +static const struct acpi_gpio_params ldoena_gpios = { 2, 0, false };
>  
>  static const struct acpi_gpio_mapping arizona_acpi_gpios[] = {
>  	{ "reset-gpios", &reset_gpios, 1, },
>