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>
diff --git a/drivers/power/supply/twl4030_charger.c b/drivers/power/supply/twl4030_charger.c
index 07c70e5..33f2415 100644
--- a/drivers/power/supply/twl4030_charger.c
+++ b/drivers/power/supply/twl4030_charger.c
@@ -1013,7 +1013,7 @@
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 @@
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 @@
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 @@
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 */