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path: root/drivers/iio/common/st_sensors/st_sensors_core.c
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Diffstat (limited to 'drivers/iio/common/st_sensors/st_sensors_core.c')
-rw-r--r--drivers/iio/common/st_sensors/st_sensors_core.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c
index 975a1f19f747..d5cf7f31eaf9 100644
--- a/drivers/iio/common/st_sensors/st_sensors_core.c
+++ b/drivers/iio/common/st_sensors/st_sensors_core.c
@@ -483,8 +483,10 @@ static int st_sensors_read_axis_data(struct iio_dev *indio_dev,
int err;
u8 *outdata;
struct st_sensor_data *sdata = iio_priv(indio_dev);
- unsigned int byte_for_channel = ch->scan_type.realbits >> 3;
+ unsigned int byte_for_channel;
+ byte_for_channel = DIV_ROUND_UP(ch->scan_type.realbits +
+ ch->scan_type.shift, 8);
outdata = kmalloc(byte_for_channel, GFP_KERNEL);
if (!outdata)
return -ENOMEM;