From 897993fecbb8e6292aaa4079815f0793dcf6de8b Mon Sep 17 00:00:00 2001
From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Mon, 29 Jun 2015 09:14:33 +0200
Subject: [PATCH] iio: sx9500: Add missing init in
 sx9500_buffer_pre{en,dis}able()
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

drivers/iio/proximity/sx9500.c: In function ‘sx9500_buffer_preenable’:
drivers/iio/proximity/sx9500.c:682: warning: ‘ret’ may be used uninitialized in this function
drivers/iio/proximity/sx9500.c: In function ‘sx9500_buffer_predisable’:
drivers/iio/proximity/sx9500.c:706: warning: ‘ret’ may be used uninitialized in this function

If active_scan_mask is empty, it will loop once more over all channels,
doing nothing.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Reviewed-by: Vlad Dogaru <vlad.dogaru@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---
 drivers/iio/proximity/sx9500.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iio/proximity/sx9500.c b/drivers/iio/proximity/sx9500.c
index 798b973789ef..42072e041b56 100644
--- a/drivers/iio/proximity/sx9500.c
+++ b/drivers/iio/proximity/sx9500.c
@@ -682,7 +682,7 @@ out:
 static int sx9500_buffer_preenable(struct iio_dev *indio_dev)
 {
 	struct sx9500_data *data = iio_priv(indio_dev);
-	int ret, i;
+	int ret = 0, i;
 
 	mutex_lock(&data->mutex);
 
@@ -706,7 +706,7 @@ static int sx9500_buffer_preenable(struct iio_dev *indio_dev)
 static int sx9500_buffer_predisable(struct iio_dev *indio_dev)
 {
 	struct sx9500_data *data = iio_priv(indio_dev);
-	int ret, i;
+	int ret = 0, i;
 
 	iio_triggered_buffer_predisable(indio_dev);
 
-- 
2.34.1