Re: [PATCH -next] iio: imu: st_lsm6dsx: remove set but not used variable ''

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>
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c: In function 'st_lsm6dsx_shub_read_reg':
> drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c:108:41: warning:
>  variable 'hub_settings' set but not used [-Wunused-but-set-variable]
>
> It never used since introduction in commit c91c1c844ebd ("iio: imu: st_lsm6dsx:
> add i2c embedded controller support")
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---
>  drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c
> index 8e47dcc..66fbcd9 100644
> --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c
> +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c
> @@ -105,12 +105,10 @@ static void st_lsm6dsx_shub_wait_complete(struct st_lsm6dsx_hw *hw)
>  static int st_lsm6dsx_shub_read_reg(struct st_lsm6dsx_hw *hw, u8 addr,
>                                     u8 *data, int len)
>  {
> -       const struct st_lsm6dsx_shub_settings *hub_settings;
>         int err;
>
>         mutex_lock(&hw->page_lock);
>
> -       hub_settings = &hw->settings->shub_settings;
>         err = st_lsm6dsx_set_page(hw, true);
>         if (err < 0)
>                 goto out;
>
>
>
Acked-by: Lorenzo Bianconi <lorenzo.bianconi83@xxxxxxxxx>



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