staging: iio: adc: ad7192: fail probe on get_voltage (ab0afa65) · Commits · 戴 / test

This patch makes the ad7192_probe fail in case regulator_get_voltage will return an error or voltage is set to 0. Signed-off-by:

drivers/staging/iio/adc/ad7192.c

+5 −2

Original line number	Diff line number	Diff line
		@@ -899,10 +899,13 @@ static int ad7192_probe(struct spi_device *spi)

		voltage_uv = regulator_get_voltage(st->avdd);

		if (voltage_uv)
		if (voltage_uv > 0) {
		st->int_vref_mv = voltage_uv / 1000;
		else
		} else {
		ret = voltage_uv;
		dev_err(&spi->dev, "Device tree error, reference voltage undefined\n");
		goto error_disable_avdd;
		}

		spi_set_drvdata(spi, indio_dev);
		st->devid = spi_get_device_id(spi)->driver_data;