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Commit b72eb702 authored by Cristina Opriceana's avatar Cristina Opriceana Committed by Greg Kroah-Hartman
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Staging: iio: Add error check on iio_register_device() 



This patch checks if an error occurred on probe and stops the
device in order to avoid wasting power.

Signed-off-by: default avatarCristina Opriceana <cristina.opriceana@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 67573270

drivers/staging/iio/meter/ade7754.c

+9 −2
Original line number Diff line number Diff line
@@ -550,8 +550,15 @@ static int ade7754_probe(struct spi_device *spi) 
	/* Get the device into a sane initial state */

	ret = ade7754_initial_setup(indio_dev);

	if (ret)

		goto powerdown_on_error;

	ret = iio_device_register(indio_dev);

	if (ret)

		goto powerdown_on_error;

	return ret;



powerdown_on_error:

	ade7754_stop_device(&indio_dev->dev);

	return ret;

	return iio_device_register(indio_dev);

}



/* fixme, confirm ordering in this function */