This is a note to let you know that I've just added the patch titled
iio: accel: adxl380: fix raw sample read
to the 6.12-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
iio-accel-adxl380-fix-raw-sample-read.patch
and it can be found in the queue-6.12 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 5088d7be143333aada4e4b476e6489f240cc8c4e
Author: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx>
Date: Fri Nov 1 11:52:01 2024 +0200
iio: accel: adxl380: fix raw sample read
[ Upstream commit bfa335f18d91c52fa0f8ba3e4d49afebbd9ee792 ]
The adxl380_read_chn function returns either a negative value in case an
error occurs or the actual sample.
Check only for negative values after a channel is read.
Fixes: df36de13677a ("iio: accel: add ADXL380 driver")
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx>
Link: https://patch.msgid.link/20241101095202.20121-1-antoniu.miclaus@xxxxxxxxxx
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/iio/accel/adxl380.c b/drivers/iio/accel/adxl380.c
index f80527d899be4..b19ee37df7f12 100644
--- a/drivers/iio/accel/adxl380.c
+++ b/drivers/iio/accel/adxl380.c
@@ -1181,7 +1181,7 @@ static int adxl380_read_raw(struct iio_dev *indio_dev,
ret = adxl380_read_chn(st, chan->address);
iio_device_release_direct_mode(indio_dev);
- if (ret)
+ if (ret < 0)
return ret;
*val = sign_extend32(ret >> chan->scan_type.shift,
