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-rw-r--r--drivers/opp/core.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index 91dcad982d36..11d192fb2e81 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -1918,6 +1918,9 @@ static void _opp_detach_genpd(struct opp_table *opp_table)
{
int index;
+ if (!opp_table->genpd_virt_devs)
+ return;
+
for (index = 0; index < opp_table->required_opp_count; index++) {
if (!opp_table->genpd_virt_devs[index])
continue;
@@ -1964,6 +1967,9 @@ struct opp_table *dev_pm_opp_attach_genpd(struct device *dev,
if (!opp_table)
return ERR_PTR(-ENOMEM);
+ if (opp_table->genpd_virt_devs)
+ return opp_table;
+
/*
* If the genpd's OPP table isn't already initialized, parsing of the
* required-opps fail for dev. We should retry this after genpd's OPP