[PATCH 05/12] gpio: it87: use new line value setter callbacks
Bartosz Golaszewski
brgl at kernel.org
Sun Dec 7 20:48:27 PST 2025
On Sun, 7 Dec 2025 05:55:15 +0100, Daniel Gibson <daniel at gibson.sh> said:
> Hi,
> I got one nitpick/question about this, see below
>
> On 4/23/25 09:15, Bartosz Golaszewski wrote:
>> @@ -249,7 +250,9 @@ static int it87_gpio_direction_out(struct gpio_chip *chip,
>> /* set the output enable bit */
>> superio_set_mask(mask, group + it87_gpio->output_base);
>>
>> - it87_gpio_set(chip, gpio_num, val);
>> + rc = it87_gpio_set(chip, gpio_num, val);
>> + if (rc)
>> + goto exit;
>> > superio_exit();
>
> Are you sure that superio_exit() should be skipped (with goto exit) in
> case it87_gpio_set() fails?
> After all, superio_enter() above (not visible here) succeeded,
> only the it87_gpio_set() call failed.
>
> Of course this is kinda academic because currently it87_gpio_set()
> always returns 0, but if it ever doesn't, this might become a bug?
>
Thanks for bringing it to my attention, you're probably right and thats's
just an unintentional omission on my part. Do you want to send a patch that
will fix it or do you prefer me to do it?
Bart
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