iio: Use spi_sync_transfer()

[pandora-kernel.git] / drivers / iio / dac / ad5421.c

diff --git a/drivers/iio/dac/ad5421.c b/drivers/iio/dac/ad5421.c
index 43be948..6b86a63 100644 (file)
--- a/drivers/iio/dac/ad5421.c
+++ b/drivers/iio/dac/ad5421.c
@@ -127,7 +127,6 @@ static int ad5421_write(struct iio_dev *indio_dev, unsigned int reg,
 static int ad5421_read(struct iio_dev *indio_dev, unsigned int reg)
 {
        struct ad5421_state *st = iio_priv(indio_dev);
-       struct spi_message m;
        int ret;
        struct spi_transfer t[] = {
                {
@@ -140,15 +139,11 @@ static int ad5421_read(struct iio_dev *indio_dev, unsigned int reg)
                },
        };
 
-       spi_message_init(&m);
-       spi_message_add_tail(&t[0], &m);
-       spi_message_add_tail(&t[1], &m);
-
        mutex_lock(&indio_dev->mlock);
 
        st->data[0].d32 = cpu_to_be32((1 << 23) | (reg << 16));
 
-       ret = spi_sync(st->spi, &m);
+       ret = spi_sync_transfer(st->spi, t, ARRAY_SIZE(t));
        if (ret >= 0)
                ret = be32_to_cpu(st->data[1].d32) & 0xffff;