From e59b9afecf7ddf52d31d24e800b473f19c23cfe0 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 11 Jul 2012 07:34:00 +0100
Subject: iio: double unlock on error path

We should be holding the mutex when we goto error_free_chans.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---
 drivers/iio/inkern.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c
index e2aded04996b..b5afc2ff34fd 100644
--- a/drivers/iio/inkern.c
+++ b/drivers/iio/inkern.c
@@ -198,11 +198,12 @@ struct iio_channel *iio_channel_get_all(const char *name)
 		iio_device_get(chans[mapind].indio_dev);
 		mapind++;
 	}
-	mutex_unlock(&iio_map_list_lock);
 	if (mapind == 0) {
 		ret = -ENODEV;
 		goto error_free_chans;
 	}
+	mutex_unlock(&iio_map_list_lock);
+
 	return chans;
 
 error_free_chans:
-- 
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