iio: hid_sensor_hub: Fix indio_dev->trig assignment
authorSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Fri, 22 Aug 2014 20:48:00 +0000 (21:48 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 5 Oct 2014 21:52:17 +0000 (14:52 -0700)
commita0fc0505484573206b3cc57d68cdb23a569ede6e
treeabf87aac7528c8cb16b11158321f596ded852d87
parentfea5cc864b8c8f493baa5f26c581df5f98027f86
iio: hid_sensor_hub: Fix indio_dev->trig assignment

commit 55a6f9ddfdea0d2d343cd1b39baf8aa752664b6e upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/iio/common/hid-sensors/hid-sensor-trigger.c