diff --git a/drivers/base/power/common.c b/drivers/base/power/common.c
index 5e4b481595bd7be4ae334528c3f8c3a411874ad7..390868c2b392d57d50264862985dcf369d11a5d9 100644
--- a/drivers/base/power/common.c
+++ b/drivers/base/power/common.c
@@ -106,7 +106,7 @@ int dev_pm_domain_attach(struct device *dev, bool power_on)
 	int ret;
 
 	if (dev->pm_domain)
-		return -EEXIST;
+		return 0;
 
 	ret = acpi_dev_pm_attach(dev, power_on);
 	if (!ret)