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Date:   Sat, 27 May 2023 11:54:08 +0300
From:   Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To:     Henning Schild <henning.schild@siemens.com>
Cc:     Pavel Machek <pavel@ucw.cz>, Lee Jones <lee@kernel.org>,
        Hans de Goede <hdegoede@redhat.com>,
        Mark Gross <markgross@kernel.org>,
        linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org,
        platform-driver-x86@vger.kernel.org
Subject: Re: [PATCH v4 1/4] leds: simatic-ipc-leds-gpio: add terminating
 entries to gpio tables
Message-ID: <ZHHFMPEYNz9jBBRd@smile.fi.intel.com>
References: <20230524124628.32295-1-henning.schild@siemens.com>
 <20230524124628.32295-2-henning.schild@siemens.com>
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In-Reply-To: <20230524124628.32295-2-henning.schild@siemens.com>
Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo
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On Wed, May 24, 2023 at 02:46:25PM +0200, Henning Schild wrote:
> The entries do not seem to be stricly needed when the number of entries
> is given via the number of LEDs. But adding them is a safeguard should
> anyone ever iterate over the tables to their end, it also gets us in
> line with other drivers that register "leds-gpio" tables.

Reported-by?
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

> Signed-off-by: Henning Schild <henning.schild@siemens.com>
> ---
>  drivers/leds/simple/simatic-ipc-leds-gpio.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/leds/simple/simatic-ipc-leds-gpio.c b/drivers/leds/simple/simatic-ipc-leds-gpio.c
> index e8d329b5a68c..1a1cfdad6218 100644
> --- a/drivers/leds/simple/simatic-ipc-leds-gpio.c
> +++ b/drivers/leds/simple/simatic-ipc-leds-gpio.c
> @@ -28,6 +28,7 @@ static struct gpiod_lookup_table simatic_ipc_led_gpio_table_127e = {
>  		GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 51, NULL, 5, GPIO_ACTIVE_LOW),
>  		GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 56, NULL, 6, GPIO_ACTIVE_LOW),
>  		GPIO_LOOKUP_IDX("apollolake-pinctrl.0", 59, NULL, 7, GPIO_ACTIVE_HIGH),
> +		{} /* Terminating entry */
>  	},
>  };
>  
> @@ -42,6 +43,7 @@ static struct gpiod_lookup_table simatic_ipc_led_gpio_table_227g = {
>  		GPIO_LOOKUP_IDX("gpio-f7188x-2", 5, NULL, 5, GPIO_ACTIVE_LOW),
>  		GPIO_LOOKUP_IDX("gpio-f7188x-3", 6, NULL, 6, GPIO_ACTIVE_HIGH),
>  		GPIO_LOOKUP_IDX("gpio-f7188x-3", 7, NULL, 7, GPIO_ACTIVE_HIGH),
> +		{} /* Terminating entry */
>  	}
>  };
>  
> -- 
> 2.39.3
> 

-- 
With Best Regards,
Andy Shevchenko