From: Michael Hennerich <michael.hennerich@analog.com>
Date: Tue, 5 Jun 2012 09:52:18 +0000 (+0200)
Subject: iio: adf4350: fix compiler warning [-Wuninitialized]
X-Git-Tag: next-20120724~21^2~899
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=a21e6bfeb40eddf365d3e7841b37f3708fa6b13f;p=karo-tx-linux.git

iio: adf4350: fix compiler warning [-Wuninitialized]

drivers/iio/frequency/adf4350.c:316:32: warning: ‘val’ may be used uninitialized in this function
[-Wuninitialized]

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Reported-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/iio/frequency/adf4350.c b/drivers/iio/frequency/adf4350.c
index fd4c8501aba9..2d09f82d9752 100644
--- a/drivers/iio/frequency/adf4350.c
+++ b/drivers/iio/frequency/adf4350.c
@@ -310,6 +310,8 @@ static ssize_t adf4350_read(struct iio_dev *indio_dev,
 	case ADF4350_PWRDOWN:
 		val = !!(st->regs[ADF4350_REG2] & ADF4350_REG2_POWER_DOWN_EN);
 		break;
+	default:
+		ret = -ENODEV;
 	}
 	mutex_unlock(&indio_dev->mlock);