linux-kernel - [PATCH] iio: adc: Call uninitialized_var for raw

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Date:	Thu, 19 Mar 2015 19:04:21 +0530
From:	Darshana Padmadas <darshanapadmadas@...il.com>
To:	outreachy-kernel@...glegroups.com
Cc:	jic23@...nel.org, linux-kernel@...r.kernel.org,
	gregkh@...uxfoundation.org,
	Darshana Padmadas <darshanapadmadas@...il.com>
Subject: [PATCH] iio: adc: Call uninitialized_var for raw_sample

This patch calls uninitialized_var function for uninitialized
variable raw_sample. This error was reported by the static
analysis tool, cppcheck.

Signed-off-by: Darshana Padmadas <darshanapadmadas@...il.com>
---
 drivers/iio/adc/ad_sigma_delta.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c
index d10bd0c..f0bbf3c 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -248,7 +248,8 @@ int ad_sigma_delta_single_conversion(struct iio_dev *indio_dev,
 	const struct iio_chan_spec *chan, int *val)
 {
 	struct ad_sigma_delta *sigma_delta = iio_device_get_drvdata(indio_dev);
-	unsigned int sample, raw_sample;
+	unsigned int sample;
+	unsigned int uninitialized_var(raw_sample);
 	int ret = 0;
 
 	if (iio_buffer_enabled(indio_dev))
-- 
1.9.1

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