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authorSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>2014-08-23 00:48:00 +0400
committerJonathan Cameron <jic23@kernel.org>2014-08-26 00:48:29 +0400
commit9e5846be33277802c0c76e5c12825d0e4d27f639 (patch)
tree9506593e168c8536e24282e48ed54ad153820ac2 /drivers/iio
parent0668a4e4d297328ce08b44d91d160537596115e2 (diff)
downloadlinux-9e5846be33277802c0c76e5c12825d0e4d27f639.tar.xz
iio: adc: ad_sigma_delta: 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 <srinivas.pandruvada@linux.intel.com> Acked-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org> Cc: Stable@vger.kernel.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 c55b81f7f970..d10bd0c97233 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -472,7 +472,7 @@ 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;