From 0f564130e5c76f1e5cf0008924f6a6cd138929d9 Mon Sep 17 00:00:00 2001 From: Aleksa Savic Date: Mon, 16 Oct 2023 10:35:57 +0200 Subject: [PATCH] hwmon: (aquacomputer_d5next) Check if temp sensors of legacy devices are connected Return -ENODATA if a temp sensor of a legacy device does not contain a reading. Originally-from: Leonard Anderweit Signed-off-by: Aleksa Savic Link: https://lore.kernel.org/r/20231016083559.139341-2-savicaleksa83@gmail.com Signed-off-by: Guenter Roeck --- 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 0378edd52134d..4fdd2e12427b9 100644 --- a/drivers/hwmon/aquacomputer_d5next.c +++ b/drivers/hwmon/aquacomputer_d5next.c @@ -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 */ -- 2.30.2