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power: supply: core: Use device_property_string_array_count()

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Use device_property_string_array_count() to get number of strings
in a string array property.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Andy Shevchenko 2022-02-02 20:23:25 +02:00 committed by Sebastian Reichel
parent e83c7204f1
commit 1c97db1747
1 changed files with 1 additions and 2 deletions
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3
drivers/power/supply/power_supply_core.c
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@ -283,8 +283,7 @@ static int power_supply_check_supplies(struct power_supply *psy)
if (!psy->dev.parent)
return 0;
nval = device_property_read_string_array(psy->dev.parent,
"supplied-from", NULL, 0);
nval = device_property_string_array_count(psy->dev.parent, "supplied-from");
if (nval <= 0)
return 0;