Re: [PATCH -next] hwmon: (w83627ehf) Remove set but not used variable 'fan4min'

From: Guenter Roeck
Date: Fri Jan 10 2020 - 22:44:51 EST


On Wed, Jan 08, 2020 at 03:45:14AM +0000, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/hwmon/w83627ehf.c: In function 'w83627ehf_check_fan_inputs':
> drivers/hwmon/w83627ehf.c:1296:24: warning:
> variable 'fan4min' set but not used [-Wunused-but-set-variable]
>
> commit 62000264cfa8 ("hwmon: (w83627ehf) remove nct6775 and nct6776 support")
> left behind this unused variable.
>
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>

Applied.

Thanks,
Guenter

> ---
> drivers/hwmon/w83627ehf.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
> index 5a7239eb1c15..7ffadc2da57b 100644
> --- a/drivers/hwmon/w83627ehf.c
> +++ b/drivers/hwmon/w83627ehf.c
> @@ -1293,7 +1293,7 @@ static void
> w83627ehf_check_fan_inputs(const struct w83627ehf_sio_data *sio_data,
> struct w83627ehf_data *data)
> {
> - int fan3pin, fan4pin, fan4min, fan5pin, regval;
> + int fan3pin, fan4pin, fan5pin, regval;
>
> /* The W83627UHG is simple, only two fan inputs, no config */
> if (sio_data->kind == w83627uhg) {
> @@ -1307,12 +1307,10 @@ w83627ehf_check_fan_inputs(const struct w83627ehf_sio_data *sio_data,
> fan3pin = 1;
> fan4pin = superio_inb(sio_data->sioreg, 0x27) & 0x40;
> fan5pin = superio_inb(sio_data->sioreg, 0x27) & 0x20;
> - fan4min = fan4pin;
> } else {
> fan3pin = 1;
> fan4pin = !(superio_inb(sio_data->sioreg, 0x29) & 0x06);
> fan5pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x02);
> - fan4min = fan4pin;
> }
>
> data->has_fan = data->has_fan_min = 0x03; /* fan1 and fan2 */