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mfd: tps80031: Convert to devm_i2c_new_dummy_device

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Move from i2c_new_dummy() to devm_i2c_new_dummy_device(). So, we now get
an ERRPTR which we use in error handling and we can skip removal of the
created devices.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Wolfram Sang 2019-07-22 19:26:35 +02:00 committed by Lee Jones
parent 624e3fceb5
commit a604e5b29c
1 changed files with 8 additions and 15 deletions
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23
drivers/mfd/tps80031.c
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@ -437,12 +437,11 @@ static int tps80031_probe(struct i2c_client *client,
if (tps80031_slave_address[i] == client->addr)
tps80031->clients[i] = client;
else
tps80031->clients[i] = i2c_new_dummy(client->adapter,
tps80031_slave_address[i]);
if (!tps80031->clients[i]) {
tps80031->clients[i] = devm_i2c_new_dummy_device(&client->dev,
client->adapter, tps80031_slave_address[i]);
if (IS_ERR(tps80031->clients[i])) {
dev_err(&client->dev, "can't attach client %d\n", i);
ret = -ENOMEM;
goto fail_client_reg;
return PTR_ERR(tps80031->clients[i]);
}
i2c_set_clientdata(tps80031->clients[i], tps80031);
@ -452,7 +451,7 @@ static int tps80031_probe(struct i2c_client *client,
ret = PTR_ERR(tps80031->regmap[i]);
dev_err(&client->dev,
"regmap %d init failed, err %d\n", i, ret);
goto fail_client_reg;
return ret;
}
}
@ -461,7 +460,7 @@ static int tps80031_probe(struct i2c_client *client,
if (ret < 0) {
dev_err(&client->dev,
"Silicon version number read failed: %d\n", ret);
goto fail_client_reg;
return ret;
}
ret = tps80031_read(&client->dev, TPS80031_SLAVE_ID3,
@ -469,7 +468,7 @@ static int tps80031_probe(struct i2c_client *client,
if (ret < 0) {
dev_err(&client->dev,
"Silicon eeprom version read failed: %d\n", ret);
goto fail_client_reg;
return ret;
}
dev_info(&client->dev, "ES version 0x%02x and EPROM version 0x%02x\n",
@ -482,7 +481,7 @@ static int tps80031_probe(struct i2c_client *client,
ret = tps80031_irq_init(tps80031, client->irq, pdata->irq_base);
if (ret) {
dev_err(&client->dev, "IRQ init failed: %d\n", ret);
goto fail_client_reg;
return ret;
}
tps80031_pupd_init(tps80031, pdata);
@ -506,12 +505,6 @@ static int tps80031_probe(struct i2c_client *client,
fail_mfd_add:
regmap_del_irq_chip(client->irq, tps80031->irq_data);
fail_client_reg:
for (i = 0; i < TPS80031_NUM_SLAVES; i++) {
if (tps80031->clients[i] && (tps80031->clients[i] != client))
i2c_unregister_device(tps80031->clients[i]);
}
return ret;
}