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hwmon: (aquacomputer_d5next) Check if temp sensors of legacy devices are connected

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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>
Link: https://lore.kernel.org/r/20231016083559.139341-2-savicaleksa83@gmail.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Aleksa Savic 2023-10-16 10:35:57 +02:00 committed by Guenter Roeck
parent ceaa22402e
commit 0f564130e5
1 changed files with 4 additions and 1 deletions
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5
drivers/hwmon/aquacomputer_d5next.c
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@ -953,7 +953,10 @@ 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 */