Re: [PATCH next] iio: dac: ad5592r: Delete stray unlock in ad5592r_write_raw()
From: Nuno Sá
Date: Wed Apr 16 2025 - 09:21:05 EST
On Wed, 2025-04-16 at 14:09 +0300, Dan Carpenter wrote:
> This code was converted to use guard locks but one of the unlocks was
> accidentally overlooked. Delete it.
>
> Fixes: f8fedb167ba4 ("iio: dac: ad5592r: use lock guards")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
Reviewed-by: Nuno Sá <nuno.sa@xxxxxxxxxx>
Thx!
- Nuno Sá
> drivers/iio/dac/ad5592r-base.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/iio/dac/ad5592r-base.c b/drivers/iio/dac/ad5592r-base.c
> index 217a8a88818d..5f2cd51723f6 100644
> --- a/drivers/iio/dac/ad5592r-base.c
> +++ b/drivers/iio/dac/ad5592r-base.c
> @@ -324,10 +324,8 @@ static int ad5592r_write_raw(struct iio_dev *iio_dev,
>
> ret = st->ops->reg_read(st, AD5592R_REG_CTRL,
> &st->cached_gp_ctrl);
> - if (ret < 0) {
> - mutex_unlock(&st->lock);
> + if (ret < 0)
> return ret;
> - }
>
> if (chan->output) {
> if (gain)