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| author | Peter Meerwald <pmeerw@pmeerw.net> | 2013-07-29 23:18:00 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-08-03 22:18:54 +0100 |
| commit | b6ff86f3f598a83715773923952565a36eafd952 (patch) | |
| tree | bea1e33bff9887582c966025db00971f18863a44 /drivers/iio | |
| parent | 2669d723ac6a01857273848a090c747f044a62d3 (diff) | |
| download | linux-b6ff86f3f598a83715773923952565a36eafd952.tar.gz | |
iio:mcp4725: Use devm_iio_device_alloc
Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/dac/mcp4725.c | 26 |
1 files changed, 7 insertions, 19 deletions
diff --git a/drivers/iio/dac/mcp4725.c b/drivers/iio/dac/mcp4725.c index 18a78cd21e88..1f4a48e6a82c 100644 --- a/drivers/iio/dac/mcp4725.c +++ b/drivers/iio/dac/mcp4725.c @@ -292,15 +292,12 @@ static int mcp4725_probe(struct i2c_client *client, if (!platform_data || !platform_data->vref_mv) { dev_err(&client->dev, "invalid platform data"); - err = -EINVAL; - goto exit; + return -EINVAL; } - indio_dev = iio_device_alloc(sizeof(*data)); - if (indio_dev == NULL) { - err = -ENOMEM; - goto exit; - } + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data)); + if (indio_dev == NULL) + return -ENOMEM; data = iio_priv(indio_dev); i2c_set_clientdata(client, indio_dev); data->client = client; @@ -317,7 +314,7 @@ static int mcp4725_probe(struct i2c_client *client, err = i2c_master_recv(client, inbuf, 3); if (err < 0) { dev_err(&client->dev, "failed to read DAC value"); - goto exit_free_device; + return err; } pd = (inbuf[0] >> 1) & 0x3; data->powerdown = pd > 0 ? true : false; @@ -326,25 +323,16 @@ static int mcp4725_probe(struct i2c_client *client, err = iio_device_register(indio_dev); if (err) - goto exit_free_device; + return err; dev_info(&client->dev, "MCP4725 DAC registered\n"); return 0; - -exit_free_device: - iio_device_free(indio_dev); -exit: - return err; } static int mcp4725_remove(struct i2c_client *client) { - struct iio_dev *indio_dev = i2c_get_clientdata(client); - - iio_device_unregister(indio_dev); - iio_device_free(indio_dev); - + iio_device_unregister(i2c_get_clientdata(client)); return 0; } |