Re: [PATCH v4 1/4] leds: simatic-ipc-leds-gpio: add terminating entries to gpio tables

From: Henning Schild
Date: Tue May 30 2023 - 11:11:16 EST


Am Sat, 27 May 2023 11:54:08 +0300
schrieb Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>:

> 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@xxxxxxxxxxxxxxx>

I think we could do

Reported-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

on merge. But i would not want to send the whole series again for that
one line.

Thanks!
Henning

> > Signed-off-by: Henning Schild <henning.schild@xxxxxxxxxxx>
> > ---
> > 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
> >
>