diff options
author | Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2014-08-22 21:48:00 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-10-05 14:52:17 -0700 |
commit | a0fc0505484573206b3cc57d68cdb23a569ede6e (patch) | |
tree | abf87aac7528c8cb16b11158321f596ded852d87 /drivers/iio | |
parent | fea5cc864b8c8f493baa5f26c581df5f98027f86 (diff) |
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>
Diffstat (limited to 'drivers/iio')
-rw-r--r-- | drivers/iio/common/hid-sensors/hid-sensor-trigger.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c index 7dcf83998e6f..1be235b01934 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c @@ -99,7 +99,8 @@ int hid_sensor_setup_trigger(struct iio_dev *indio_dev, const char *name, dev_err(&indio_dev->dev, "Trigger Register Failed\n"); goto error_free_trig; } - indio_dev->trig = attrb->trigger = trig; + attrb->trigger = trig; + indio_dev->trig = iio_trigger_get(trig); return ret; |