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Subject[PATCH] PM / devfreq: Fix kernel warning with cpufreq passive register fail
Date
Remove cpufreq_passive_unregister_notifier from
cpufreq_passive_register_notifier in case of error as devfreq core
already call unregister on GOV_START fail.

This fix the kernel always printing a WARN on governor PROBE_DEFER as
cpufreq_passive_unregister_notifier is called two times and return
error on the second call as the cpufreq is already unregistered.

Fixes: a03dacb0316f ("PM / devfreq: Add cpu based scaling support to passive governor")
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
---
drivers/devfreq/governor_passive.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/devfreq/governor_passive.c b/drivers/devfreq/governor_passive.c
index 72c67979ebe1..8055801cf182 100644
--- a/drivers/devfreq/governor_passive.c
+++ b/drivers/devfreq/governor_passive.c
@@ -336,7 +336,6 @@ static int cpufreq_passive_register_notifier(struct devfreq *devfreq)
err_put_policy:
cpufreq_cpu_put(policy);
err:
- WARN_ON(cpufreq_passive_unregister_notifier(devfreq));

return ret;
}
--
2.36.1
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