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path: root/drivers/iio/adc/twl4030-madc.c
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Diffstat (limited to 'drivers/iio/adc/twl4030-madc.c')
-rw-r--r--drivers/iio/adc/twl4030-madc.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/iio/adc/twl4030-madc.c b/drivers/iio/adc/twl4030-madc.c
index 1edd99f0c5e5..e3cfb91bffc6 100644
--- a/drivers/iio/adc/twl4030-madc.c
+++ b/drivers/iio/adc/twl4030-madc.c
@@ -887,21 +887,27 @@ static int twl4030_madc_probe(struct platform_device *pdev)
/* Enable 3v1 bias regulator for MADC[3:6] */
madc->usb3v1 = devm_regulator_get(madc->dev, "vusb3v1");
- if (IS_ERR(madc->usb3v1))
- return -ENODEV;
+ if (IS_ERR(madc->usb3v1)) {
+ ret = -ENODEV;
+ goto err_i2c;
+ }
ret = regulator_enable(madc->usb3v1);
- if (ret)
+ if (ret) {
dev_err(madc->dev, "could not enable 3v1 bias regulator\n");
+ goto err_i2c;
+ }
ret = iio_device_register(iio_dev);
if (ret) {
dev_err(&pdev->dev, "could not register iio device\n");
- goto err_i2c;
+ goto err_usb3v1;
}
return 0;
+err_usb3v1:
+ regulator_disable(madc->usb3v1);
err_i2c:
twl4030_madc_set_current_generator(madc, 0, 0);
err_current_generator: