gpio: use devm_kzalloc

We can use devres API for allocating memory. No need of using kfree.

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Varka Bhadram 2015-03-31 09:49:08 +05:30 committed by Linus Walleij
parent d1e10dc8c1
commit 7898b31eba
2 changed files with 5 additions and 5 deletions

View File

@ -378,7 +378,7 @@ static int adp5588_gpio_probe(struct i2c_client *client,
return -EIO;
}
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
dev = devm_kzalloc(&client->dev, sizeof(*dev), GFP_KERNEL);
if (dev == NULL)
return -ENOMEM;
@ -446,7 +446,6 @@ static int adp5588_gpio_probe(struct i2c_client *client,
err_irq:
adp5588_irq_teardown(dev);
err:
kfree(dev);
return ret;
}

View File

@ -949,10 +949,12 @@ static int mcp23s08_probe(struct spi_device *spi)
if (!chips)
return -ENODEV;
data = kzalloc(sizeof(*data) + chips * sizeof(struct mcp23s08),
GFP_KERNEL);
data = devm_kzalloc(&spi->dev,
sizeof(*data) + chips * sizeof(struct mcp23s08),
GFP_KERNEL);
if (!data)
return -ENOMEM;
spi_set_drvdata(spi, data);
spi->irq = irq_of_parse_and_map(spi->dev.of_node, 0);
@ -989,7 +991,6 @@ static int mcp23s08_probe(struct spi_device *spi)
continue;
gpiochip_remove(&data->mcp[addr]->chip);
}
kfree(data);
return status;
}