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iio: st_sensors: 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
hifive-unleashed-5.1
Srinivas Pandruvada 2014-08-22 21:48:00 +01:00 committed by Jonathan Cameron
parent 55a6f9ddfd
commit f0e84acd70
1 changed files with 1 additions and 1 deletions
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2
drivers/iio/common/st_sensors/st_sensors_trigger.c
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@ -49,7 +49,7 @@ int st_sensors_allocate_trigger(struct iio_dev *indio_dev,
dev_err(&indio_dev->dev, "failed to register iio trigger.\n");
goto iio_trigger_register_error;
}
indio_dev->trig = sdata->trig;
indio_dev->trig = iio_trigger_get(sdata->trig);
return 0;