power: supply: twl4030-charger: allocate iio by devm_iio_channel_get() and fix error path

Suggested-by: Sebastian Reichel <sre@kernel.org>
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
This commit is contained in:
H. Nikolaus Schaller 2017-06-14 11:25:53 +02:00 committed by Sebastian Reichel
parent 355679b270
commit e8847c5654

View File

@ -1013,7 +1013,7 @@ static int twl4030_bci_probe(struct platform_device *pdev)
return ret;
}
bci->channel_vac = iio_channel_get(&pdev->dev, "vac");
bci->channel_vac = devm_iio_channel_get(&pdev->dev, "vac");
if (IS_ERR(bci->channel_vac)) {
bci->channel_vac = NULL;
dev_warn(&pdev->dev, "could not request vac iio channel");
@ -1040,7 +1040,7 @@ static int twl4030_bci_probe(struct platform_device *pdev)
TWL4030_INTERRUPTS_BCIIMR1A);
if (ret < 0) {
dev_err(&pdev->dev, "failed to unmask interrupts: %d\n", ret);
goto fail;
return ret;
}
reg = ~(u32)(TWL4030_VBATOV | TWL4030_VBUSOV | TWL4030_ACCHGOV);
@ -1069,10 +1069,6 @@ static int twl4030_bci_probe(struct platform_device *pdev)
twl4030_charger_enable_backup(0, 0);
return 0;
fail:
iio_channel_release(bci->channel_vac);
return ret;
}
static int twl4030_bci_remove(struct platform_device *pdev)
@ -1083,8 +1079,6 @@ static int twl4030_bci_remove(struct platform_device *pdev)
twl4030_charger_enable_usb(bci, false);
twl4030_charger_enable_backup(0, 0);
iio_channel_release(bci->channel_vac);
device_remove_file(&bci->usb->dev, &dev_attr_mode);
device_remove_file(&bci->ac->dev, &dev_attr_mode);
/* mask interrupts */