linux-kernel - [PATCH 5/5 v2] iio: exynos_adc: do a reinit

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Date:	Sat, 26 Apr 2014 17:07:56 +0530
From:	Naveen Krishna Chatradhi <ch.naveen@...sung.com>
To:	linux-iio@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
	dianders@...omium.org, gregkh@...uxfoundation.org,
	naveenkrishna.ch@...il.com, lars@...afoo.de, cpgs@...sung.com,
	grundler@...omium.org, jic23@...nel.org
Subject: [PATCH 5/5 v2] iio: exynos_adc: do a reinit_completion before the
 conversion

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

Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@...sung.com>
Reviewed-by: Doug Anderson <dianders@...omium.org>
---
 drivers/iio/adc/exynos_adc.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/iio/adc/exynos_adc.c b/drivers/iio/adc/exynos_adc.c
index 805c9f6..32290e6 100644
--- a/drivers/iio/adc/exynos_adc.c
+++ b/drivers/iio/adc/exynos_adc.c
@@ -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) {
-- 
1.7.9.5

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