From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from saturn.retrosnub.co.uk ([178.18.118.26]:46835 "EHLO saturn.retrosnub.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755128AbaHYUvB (ORCPT ); Mon, 25 Aug 2014 16:51:01 -0400 Message-ID: <53FBA1B2.50701@kernel.org> Date: Mon, 25 Aug 2014 21:50:58 +0100 From: Jonathan Cameron MIME-Version: 1.0 To: Lars-Peter Clausen , Srinivas Pandruvada CC: linux-iio@vger.kernel.org Subject: Re: [PATCH v1 8/8] iio: meter: ade7758: Fix indio_dev->trig assignment References: <1408740516-31261-1-git-send-email-srinivas.pandruvada@linux.intel.com> <1408740516-31261-9-git-send-email-srinivas.pandruvada@linux.intel.com> <53F83C03.50202@metafoo.de> In-Reply-To: <53F83C03.50202@metafoo.de> Content-Type: text/plain; charset=windows-1252 Sender: linux-iio-owner@vger.kernel.org List-Id: linux-iio@vger.kernel.org On 23/08/14 08:00, Lars-Peter Clausen wrote: > On 08/22/2014 10:48 PM, Srinivas Pandruvada wrote: >> 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 Applied to the fixes-togreg branch of iio.git Whole series marked for stable. I debated whether this mades sense, but concluded that it did given the nasty effect of the double free this prevents. Thanks, J > > Thanks. > >> --- >> drivers/staging/iio/meter/ade7758_trigger.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/drivers/staging/iio/meter/ade7758_trigger.c b/drivers/staging/iio/meter/ade7758_trigger.c >> index ea01b8f..6f45ce0 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; >> >> > > -- > To unsubscribe from this list: send the line "unsubscribe linux-iio" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html