diff --git a/drivers/thermal/thermal_sysfs.c b/drivers/thermal/thermal_sysfs.c index 96fe5d591a0a..47daba943a76 100644 --- a/drivers/thermal/thermal_sysfs.c +++ b/drivers/thermal/thermal_sysfs.c @@ -287,12 +287,12 @@ sustainable_power_store(struct device *dev, struct device_attribute *devattr, name##_show(struct device *dev, struct device_attribute *devattr, \ char *buf) \ { \ - struct thermal_zone_device *tz = to_thermal_zone(dev); \ + struct thermal_zone_device *tz = to_thermal_zone(dev); \ + \ + if (!tz->tzp) \ + return -EIO; \ \ - if (tz->tzp) \ return sysfs_emit(buf, "%d\n", tz->tzp->name); \ - else \ - return -EIO; \ } \ \ static ssize_t \