iio: accel: bma180: Fix indio_dev->trig assignment
This can result in wrong reference count for trigger device, call iio_trigger_get to increment reference. Refer to http://www.spinics.net/lists/linux-iio/msg13669.html for discussion with Jonathan. Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org> Cc: Stable@vger.kernel.org
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@ -571,7 +571,7 @@ static int bma180_probe(struct i2c_client *client,
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trig->ops = &bma180_trigger_ops;
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iio_trigger_set_drvdata(trig, indio_dev);
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data->trig = trig;
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indio_dev->trig = trig;
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indio_dev->trig = iio_trigger_get(trig);
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ret = iio_trigger_register(trig);
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if (ret)
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