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Subject[PATCH 1/2] hwmon: (aquacomputer_d5next) Check if temp sensors of legacy devices are connected
Date
Return -ENODATA if a temp sensor of a legacy device
does not contain a reading.

Originally-from: Leonard Anderweit <leonard.anderweit@gmail.com>
Signed-off-by: Aleksa Savic <savicaleksa83@gmail.com>
---
drivers/hwmon/aquacomputer_d5next.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/hwmon/aquacomputer_d5next.c b/drivers/hwmon/aquacomputer_d5next.c
index 023807859be7..46ff4fd4f87d 100644
--- a/drivers/hwmon/aquacomputer_d5next.c
+++ b/drivers/hwmon/aquacomputer_d5next.c
@@ -926,7 +926,10 @@ static int aqc_legacy_read(struct aqc_data *priv)
for (i = 0; i < priv->num_temp_sensors; i++) {
sensor_value = get_unaligned_le16(priv->buffer + priv->temp_sensor_start_offset +
i * AQC_SENSOR_SIZE);
- priv->temp_input[i] = sensor_value * 10;
+ if (sensor_value == AQC_SENSOR_NA)
+ priv->temp_input[i] = -ENODATA;
+ else
+ priv->temp_input[i] = sensor_value * 10;
}

/* Special-case sensor readings */
--
2.41.0
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