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Date: Tue, 08 Jul 2014 13:06:57 +0200
From: Hartmut Knaack <knaack.h@gmx.de>
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To: linux-iio@vger.kernel.org
CC: Jonathan Cameron <jic23@kernel.org>,
	Lars-Peter Clausen <lars@metafoo.de>
Subject: [PATCH 5/6] staging:iio:ad7291 faciliate ad7291_read_event_config()
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Sender: linux-iio-owner@vger.kernel.org
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Save some lines in returning a voltage event.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
---
diff --git a/drivers/staging/iio/adc/ad7291.c b/drivers/staging/iio/adc/ad7291.c
index 654b39e..06eb0c0 100644
--- a/drivers/staging/iio/adc/ad7291.c
+++ b/drivers/staging/iio/adc/ad7291.c
@@ -242,10 +242,7 @@ static int ad7291_read_event_config(struct iio_dev *indio_dev,
 
 	switch (chan->type) {
 	case IIO_VOLTAGE:
-		if (chip->c_mask & BIT(15 - chan->channel))
-			return 1;
-		else
-			return 0;
+		return !!(chip->c_mask & BIT(15 - chan->channel));
 	case IIO_TEMP:
 		/* always on */
 		return 1;