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-rw-r--r--drivers/base/power/main.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index c0135cd95ada..8d9024017645 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -1652,6 +1652,9 @@ static int device_prepare(struct device *dev, pm_message_t state)
if (dev->power.syscore)
return 0;
+ WARN_ON(dev_pm_test_driver_flags(dev, DPM_FLAG_SMART_SUSPEND) &&
+ !pm_runtime_enabled(dev));
+
/*
* If a device's parent goes into runtime suspend at the wrong time,
* it won't be possible to resume the device. To prevent this we
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