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authorSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>2014-08-22 21:48:00 +0100
committerJiri Slaby <jslaby@suse.cz>2014-10-13 15:41:14 +0200
commita9900d507bb1125dde70c8ec1fcf7427594dcba9 (patch)
tree77c99f2bdfaeca59b68b174928786345134392bc /drivers/iio
parentbf9e42d8a897732a9c1879816d7c678c307799cf (diff)
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: Jiri Slaby <jslaby@suse.cz>
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 f0d6335ae087..05d2733ef48c 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;