diff --git a/drivers/thermal/int340x_thermal/processor_thermal_device.c b/drivers/thermal/int340x_thermal/processor_thermal_device.c
index 31bb553aac2633e6ca96ad6c115fe409c610bc35..0fe5dbbea9687053b835ee12eae553930b5ce1f9 100644
--- a/drivers/thermal/int340x_thermal/processor_thermal_device.c
+++ b/drivers/thermal/int340x_thermal/processor_thermal_device.c
@@ -130,6 +130,8 @@ static int proc_thermal_add(struct device *dev,
 	int ret;
 
 	adev = ACPI_COMPANION(dev);
+	if (!adev)
+		return -ENODEV;
 
 	status = acpi_evaluate_object(adev->handle, "PPCC", NULL, &buf);
 	if (ACPI_FAILURE(status))