From: Srinivas Pandruvada Date: Fri, 22 Aug 2014 20:48:00 +0000 (+0100) Subject: iio: inv_mpu6050: Fix indio_dev->trig assignment X-Git-Tag: v4.14-rc1~6820^2~1^2~4 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b07e3b3850b2e1f09c19f54d3ed7210d9f529e2c;p=platform%2Fkernel%2Flinux-rpi.git iio: inv_mpu6050: 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 Signed-off-by: Jonathan Cameron Cc: Stable@vger.kernel.org --- diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c index 03b9372..926fcce 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c @@ -135,7 +135,7 @@ int inv_mpu6050_probe_trigger(struct iio_dev *indio_dev) ret = iio_trigger_register(st->trig); if (ret) goto error_free_irq; - indio_dev->trig = st->trig; + indio_dev->trig = iio_trigger_get(st->trig); return 0;