power: supply: rt9455_charger: simplify getting the adapter of a client

We have a dedicated pointer for that, so use it. Much easier to read and
less computation involved.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

diff --git a/drivers/power/supply/rt9455_charger.c b/drivers/power/supply/rt9455_charger.c
index cfdbde9daf94bd3c88a6e0ffd36a3658c40a2cf1..eaa9d6faa8745cea2d91a6d1d1845c7b2ec75fcc 100644 (file)
--- a/drivers/power/supply/rt9455_charger.c
+++ b/drivers/power/supply/rt9455_charger.c
@@ -1593,7 +1593,7 @@ static const struct regmap_config rt9455_regmap_config = {
 static int rt9455_probe(struct i2c_client *client,
                        const struct i2c_device_id *id)
 {
-       struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+       struct i2c_adapter *adapter = client->adapter;
        struct device *dev = &client->dev;
        struct rt9455_info *info;
        struct power_supply_config rt9455_charger_config = {};