From: Srinivas Pandruvada Date: Fri, 22 Aug 2014 20:48:00 +0000 (+0100) Subject: iio: meter: ade7758: Fix indio_dev->trig assignment X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0495081179212b758775df752e657ea71dcae020;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git iio: meter: ade7758: 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 Acked-by: Lars-Peter Clausen Signed-off-by: Jonathan Cameron Cc: Stable@vger.kernel.org --- diff --git a/drivers/staging/iio/meter/ade7758_trigger.c b/drivers/staging/iio/meter/ade7758_trigger.c index ea01b8f7a2c3..6f45ce0478d7 100644 --- a/drivers/staging/iio/meter/ade7758_trigger.c +++ b/drivers/staging/iio/meter/ade7758_trigger.c @@ -85,7 +85,7 @@ int ade7758_probe_trigger(struct iio_dev *indio_dev) ret = iio_trigger_register(st->trig); /* select default trigger */ - indio_dev->trig = st->trig; + indio_dev->trig = iio_trigger_get(st->trig); if (ret) goto error_free_irq;