[PATCH v1 1/1] iio: pressure: dlhl60d: Don't take garbage into consideration when reading data

From: Andy Shevchenko
Date: Tue Jul 26 2022 - 10:20:48 EST


Both pressure and temperature are 24-bit long. Use proper accessors
instead of overlapping readings.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/iio/pressure/dlhl60d.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/iio/pressure/dlhl60d.c b/drivers/iio/pressure/dlhl60d.c
index 5f6bb3603a8b..f0b0d198c6d4 100644
--- a/drivers/iio/pressure/dlhl60d.c
+++ b/drivers/iio/pressure/dlhl60d.c
@@ -129,9 +129,8 @@ static int dlh_read_direct(struct dlh_state *st,
if (ret)
return ret;

- *pressure = get_unaligned_be32(&st->rx_buf[1]) >> 8;
- *temperature = get_unaligned_be32(&st->rx_buf[3]) &
- GENMASK(DLH_NUM_TEMP_BITS - 1, 0);
+ *pressure = get_unaligned_be24(&st->rx_buf[1]);
+ *temperature = get_unaligned_be24(&st->rx_buf[4]);

return 0;
}
--
2.35.1