linux-kernel - [PATCH AUTOSEL for 4.15 066/124] iio: imu: st_lsm6dsx: fix endianness in st_lsm6dsx_read

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Date:   Mon, 19 Mar 2018 15:48:12 +0000
From:   Sasha Levin <Alexander.Levin@...rosoft.com>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>
CC:     Lorenzo Bianconi <lorenzo.bianconi@...hat.com>,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Sasha Levin <Alexander.Levin@...rosoft.com>
Subject: [PATCH AUTOSEL for 4.15 066/124] iio: imu: st_lsm6dsx: fix endianness
 in st_lsm6dsx_read_oneshot()

From: Lorenzo Bianconi <lorenzo.bianconi@...hat.com>

[ Upstream commit 7b9ebe428266fb7e0a6d769bb3ff3fcb6044b15e ]

Apply le16_to_cpu() to data read from the sensor in order to take into
account architecture endianness

Fixes: 290a6ce11d93 (iio: imu: add support to lsm6dsx driver)
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@...hat.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@...rosoft.com>
---
 drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
index 239c735242be..812cd25f284e 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
@@ -448,7 +448,7 @@ static int st_lsm6dsx_read_oneshot(struct st_lsm6dsx_sensor *sensor,
 
 	st_lsm6dsx_sensor_disable(sensor);
 
-	*val = (s16)data;
+	*val = (s16)le16_to_cpu(data);
 
 	return IIO_VAL_INT;
 }
-- 
2.14.1