--- a/drivers/platform/mips/cpu_hwmon.c +++ b/drivers/platform/mips/cpu_hwmon.c @@ -161,7 +161,7 @@ static int __init loongson_hwmon_init(vo cpu_hwmon_dev = hwmon_device_register(NULL); if (IS_ERR(cpu_hwmon_dev)) { - ret = -ENOMEM; + ret = PTR_ERR(cpu_hwmon_dev); pr_err("hwmon_device_register fail!\n"); goto fail_hwmon_device_register; }