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path: root/drivers/opp
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Diffstat (limited to 'drivers/opp')
-rw-r--r--drivers/opp/core.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index 2c2df4e4fc14..2d3d0d1180ea 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -196,12 +196,12 @@ unsigned long dev_pm_opp_get_max_volt_latency(struct device *dev)
if (IS_ERR(opp_table))
return 0;
- count = opp_table->regulator_count;
-
/* Regulator may not be required for the device */
- if (!count)
+ if (!opp_table->regulators)
goto put_opp_table;
+ count = opp_table->regulator_count;
+
uV = kmalloc_array(count, sizeof(*uV), GFP_KERNEL);
if (!uV)
goto put_opp_table;
@@ -1049,6 +1049,9 @@ static bool _opp_supported_by_regulators(struct dev_pm_opp *opp,
struct regulator *reg;
int i;
+ if (!opp_table->regulators)
+ return true;
+
for (i = 0; i < opp_table->regulator_count; i++) {
reg = opp_table->regulators[i];
@@ -1333,7 +1336,7 @@ static int _allocate_set_opp_data(struct opp_table *opp_table)
struct dev_pm_set_opp_data *data;
int len, count = opp_table->regulator_count;
- if (WARN_ON(!count))
+ if (WARN_ON(!opp_table->regulators))
return -EINVAL;
/* space for set_opp_data */