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authorSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>2014-08-22 21:48:00 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-10-05 14:54:11 -0700
commitb81f480569c02f391e6bb28c76e98ab64ce0fc83 (patch)
tree293e34703335399834335998d4f699da39d3d16c /drivers/iio
parent911575a54ca30553af3b07a85e3d992a1804221f (diff)
downloadedison-v3.10-b81f480569c02f391e6bb28c76e98ab64ce0fc83.tar.gz
iio: adc: ad_sigma_delta: Fix indio_dev->trig assignment
commit 9e5846be33277802c0c76e5c12825d0e4d27f639 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> Acked-by: Lars-Peter Clausen <lars@metafoo.de> 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/adc/ad_sigma_delta.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c
index f0d6335ae08..05d2733ef48 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -477,7 +477,7 @@ static int ad_sd_probe_trigger(struct iio_dev *indio_dev)
goto error_free_irq;
/* select default trigger */
- indio_dev->trig = sigma_delta->trig;
+ indio_dev->trig = iio_trigger_get(sigma_delta->trig);
return 0;