iio:dac:m62332: shutdown on remove

The regulator framework requests to balance regulator_enable() calls with
regulator_disable() calls. To meet this requirement, set channels to 0 on
remove, which implies a regulator_disable() call in case that channel was
enabled.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
Acked-by: Daniel Baluta <daniel.baluta@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/iio/dac/m62332.c b/drivers/iio/dac/m62332.c
index cffc063..c61720d 100644 (file)
--- a/drivers/iio/dac/m62332.c
+++ b/drivers/iio/dac/m62332.c
@@ -243,6 +243,8 @@ static int m62332_remove(struct i2c_client *client)
 
        iio_device_unregister(indio_dev);
        iio_map_array_unregister(indio_dev);
+       m62332_set_value(indio_dev, 0, 0);
+       m62332_set_value(indio_dev, 0, 1);
 
        return 0;
 }