From 3a427d184f22e0ebfbed1eb82114ece8fb58bd95 Mon Sep 17 00:00:00 2001
From: Sascha Hauer <s.hauer@pengutronix.de>
Date: Tue, 3 Jul 2012 11:21:26 +0200
Subject: [PATCH] staging iio adt7410: sysfs store function must return length

Otherwise a write to the resolution entry never returns.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---
 drivers/staging/iio/adc/adt7410.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/iio/adc/adt7410.c b/drivers/staging/iio/adc/adt7410.c
index a2defe64d10..9025161dfe0 100644
--- a/drivers/staging/iio/adc/adt7410.c
+++ b/drivers/staging/iio/adc/adt7410.c
@@ -257,7 +257,7 @@ static ssize_t adt7410_store_resolution(struct device *dev,
 
 	chip->config = config;
 
-	return ret;
+	return len;
 }
 
 static IIO_DEVICE_ATTR(resolution, S_IRUGO | S_IWUSR,