[media] v4l: use i2c_smbus_read_word_swapped

Function ensures that error codes don't get mangled.
Dependant on:
which is working it's way through the i2c tree.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/media/video/mt9v032.c b/drivers/media/video/mt9v032.c
index c64e1dc4cb4e..7906929f106e 100644
--- a/drivers/media/video/mt9v032.c
+++ b/drivers/media/video/mt9v032.c
@@ -138,10 +138,10 @@ static struct mt9v032 *to_mt9v032(struct v4l2_subdev *sd)
 
 static int mt9v032_read(struct i2c_client *client, const u8 reg)
 {
-        s32 data = i2c_smbus_read_word_data(client, reg);
+        s32 data = i2c_smbus_read_word_swapped(client, reg);
         dev_dbg(&client->dev, "%s: read 0x%04x from 0x%02x\n", __func__,
-                swab16(data), reg);
-        return data < 0 ? data : swab16(data);
+                data, reg);
+        return data;
 }
 
 static int mt9v032_write(struct i2c_client *client, const u8 reg,
@@ -149,7 +149,7 @@ static int mt9v032_write(struct i2c_client *client, const u8 reg,
 {
         dev_dbg(&client->dev, "%s: writing 0x%04x to 0x%02x\n", __func__,
                 data, reg);
-        return i2c_smbus_write_word_data(client, reg, swab16(data));
+        return i2c_smbus_write_word_swapped(client, reg, data);
 }
 
 static int mt9v032_set_chip_control(struct mt9v032 *mt9v032, u16 clear, u16 set)