hwmon: (scmi) return -EINVAL when sensor information is unavailable
Passing NULL pointer to PTR_ERR will result in return value of 0
indicating success which is clearly not what it is intended here.
This patch returns -EINVAL instead when the sensor information is not
available.
Fixes: b23688aefb
("hwmon: add support for sensors exported via ARM SCMI")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Cc: linux-hwmon@vger.kernel.org
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
This commit is contained in:
parent
02f208c5c6
commit
c09880cef7
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@ -138,7 +138,7 @@ static int scmi_hwmon_probe(struct scmi_device *sdev)
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for (i = 0; i < nr_sensors; i++) {
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sensor = handle->sensor_ops->info_get(handle, i);
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if (!sensor)
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return PTR_ERR(sensor);
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return -EINVAL;
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switch (sensor->type) {
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case TEMPERATURE_C:
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