[PATCH] regulator: max8660: Remove regulator_dev pointer from state container

From: Krzysztof Kozlowski
Date: Mon Mar 10 2014 - 05:37:48 EST


Don't store pointer to regulator_dev returned by
devm_regulator_register() in state container. It isn't used anywhere
outside of max8660_probe() function.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
---
drivers/regulator/max8660.c | 16 ++++++----------
1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/drivers/regulator/max8660.c b/drivers/regulator/max8660.c
index 8d94d3d7f97f..36fb1060cd7b 100644
--- a/drivers/regulator/max8660.c
+++ b/drivers/regulator/max8660.c
@@ -81,7 +81,6 @@ enum {
struct max8660 {
struct i2c_client *client;
u8 shadow_regs[MAX8660_N_REGS]; /* as chip is write only */
- struct regulator_dev *rdev[];
};

static int max8660_write(struct max8660 *max8660, u8 reg, u8 mask, u8 val)
@@ -373,7 +372,6 @@ static inline int max8660_pdata_from_dt(struct device *dev,
static int max8660_probe(struct i2c_client *client,
const struct i2c_device_id *i2c_id)
{
- struct regulator_dev **rdev;
struct device *dev = &client->dev;
struct max8660_platform_data *pdata = dev_get_platdata(dev);
struct regulator_config config = { };
@@ -406,14 +404,11 @@ static int max8660_probe(struct i2c_client *client,
return -EINVAL;
}

- max8660 = devm_kzalloc(dev, sizeof(struct max8660) +
- sizeof(struct regulator_dev *) * MAX8660_V_END,
- GFP_KERNEL);
+ max8660 = devm_kzalloc(dev, sizeof(struct max8660), GFP_KERNEL);
if (!max8660)
return -ENOMEM;

max8660->client = client;
- rdev = max8660->rdev;

if (pdata->en34_is_high) {
/* Simulate always on */
@@ -481,6 +476,7 @@ static int max8660_probe(struct i2c_client *client,

/* Finally register devices */
for (i = 0; i < pdata->num_subdevs; i++) {
+ struct regulator_dev *rdev;

id = pdata->subdevs[i].id;

@@ -489,13 +485,13 @@ static int max8660_probe(struct i2c_client *client,
config.of_node = of_node[i];
config.driver_data = max8660;

- rdev[i] = devm_regulator_register(&client->dev,
+ rdev = devm_regulator_register(&client->dev,
&max8660_reg[id], &config);
- if (IS_ERR(rdev[i])) {
- ret = PTR_ERR(rdev[i]);
+ if (IS_ERR(rdev)) {
+ ret = PTR_ERR(rdev);
dev_err(&client->dev, "failed to register %s\n",
max8660_reg[id].name);
- return PTR_ERR(rdev[i]);
+ return PTR_ERR(rdev);
}
}

--
1.7.9.5

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