From: Pan Bian <bianpan2016@163.com>
Date: Sat, 3 Dec 2016 13:44:30 +0000 (+0800)
Subject: staging: iio: cdc: fix improper return value
X-Git-Tag: v4.4.103~10
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8537e96e4351dc80efe1b713c058da488b3afd29;p=thirdparty%2Fkernel%2Fstable.git

staging: iio: cdc: fix improper return value


[ Upstream commit 91ca1a8c584f55857b1f6ab20a1d3a1ce7a559bb ]

At the end of function ad7150_write_event_config(), directly returns 0.
As a result, the errors will be ignored by the callers. It may be better
to return variable "ret".

Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/iio/cdc/ad7150.c b/drivers/staging/iio/cdc/ad7150.c
index e8d0ff2d5c9b9..808d6ebf6c946 100644
--- a/drivers/staging/iio/cdc/ad7150.c
+++ b/drivers/staging/iio/cdc/ad7150.c
@@ -272,7 +272,7 @@ static int ad7150_write_event_config(struct iio_dev *indio_dev,
 error_ret:
 	mutex_unlock(&chip->state_lock);
 
-	return 0;
+	return ret;
 }
 
 static int ad7150_read_event_value(struct iio_dev *indio_dev,