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iio: exynos_adc: do a reinit_completion before the conversion

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Add reinit_completion() before the wait_for_completion_timeout in
raw_read() call.

Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Naveen Krishna Chatradhi 2014-04-30 10:26:00 +01:00 committed by Jonathan Cameron
parent dd2723f57e
commit 6442d94ba1
1 changed files with 1 additions and 0 deletions
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drivers/iio/adc/exynos_adc.c
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@ -151,6 +151,7 @@ static int exynos_read_raw(struct iio_dev *indio_dev,
return -EINVAL;
mutex_lock(&indio_dev->mlock);
reinit_completion(&info->completion);
/* Select the channel to be used and Trigger conversion */
if (info->version == ADC_V2) {