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Commit 13e57ee2 authored by Axel Lin's avatar Axel Lin Committed by Jonathan Cameron
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iio: dac: ad5446: Don't set error code to voltage_uv 



regulator_get_voltage() may return negative error code.
Add error checking to avoid setting error code to voltage_uv.

Signed-off-by: default avatarAxel Lin <axel.lin@ingics.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 359570ad

drivers/iio/dac/ad5446.c

+5 −1
Original line number Diff line number Diff line
@@ -226,7 +226,11 @@ static int __devinit ad5446_probe(struct device *dev, const char *name, 
		if (ret)

			goto error_put_reg;



		voltage_uv = regulator_get_voltage(reg);

		ret = regulator_get_voltage(reg);

		if (ret < 0)

			goto error_disable_reg;



		voltage_uv = ret;

	}



	indio_dev = iio_device_alloc(sizeof(*st));