linux-kernel - [PATCH 3.12 137/206] iio: st

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Message-Id: <3d375f0ef0a06455f4a9ddac56718f0df1e83a56.1416319692.git.jslaby@suse.cz>
Date:	Tue, 18 Nov 2014 15:08:12 +0100
From:	Jiri Slaby <jslaby@...e.cz>
To:	stable@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org,
	Robin van der Gracht <robin@...tonic.nl>,
	Jonathan Cameron <jic23@...nel.org>,
	Jiri Slaby <jslaby@...e.cz>
Subject: [PATCH 3.12 137/206] iio: st_sensors: Fix buffer copy

From: Robin van der Gracht <robin@...tonic.nl>

3.12-stable review patch.  If anyone has any objections, please let me know.

===============

commit 4250c90b30b8bf2a1a21122ba0484f8f351f152d upstream.

Use byte_for_channel as iterator to properly initialize the buffer.

Signed-off-by: Robin van der Gracht <robin@...tonic.nl>
Acked-by: Denis Ciocca <denis.ciocca@...com>
Signed-off-by: Jonathan Cameron <jic23@...nel.org>
Signed-off-by: Jiri Slaby <jslaby@...e.cz>
---
 drivers/iio/common/st_sensors/st_sensors_buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/common/st_sensors/st_sensors_buffer.c b/drivers/iio/common/st_sensors/st_sensors_buffer.c
index 71a2c5f63b9c..af6f2570a55c 100644
--- a/drivers/iio/common/st_sensors/st_sensors_buffer.c
+++ b/drivers/iio/common/st_sensors/st_sensors_buffer.c
@@ -71,7 +71,7 @@ int st_sensors_get_buffer_element(struct iio_dev *indio_dev, u8 *buf)
 				goto st_sensors_free_memory;
 			}
 
-			for (i = 0; i < n * num_data_channels; i++) {
+			for (i = 0; i < n * byte_for_channel; i++) {
 				if (i < n)
 					buf[i] = rx_array[i];
 				else
-- 
2.1.3

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