iio: accel: kxsd9: Fix raw read return
authorLinus Walleij <linus.walleij@linaro.org>
Tue, 16 Aug 2016 13:33:28 +0000 (15:33 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Sun, 20 Nov 2016 01:01:34 +0000 (01:01 +0000)
commit 7ac61a062f3147dc23e3f12b9dfe7c4dd35f9cb8 upstream.

Any readings from the raw interface of the KXSD9 driver will
return an empty string, because it does not return
IIO_VAL_INT but rather some random value from the accelerometer
to the caller.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
[bwh: Backported to 3.2: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/staging/iio/accel/kxsd9.c

index 5541ed3..0507253 100644 (file)
@@ -163,6 +163,7 @@ static int kxsd9_read_raw(struct iio_dev *indio_dev,
                if (ret < 0)
                        goto error_ret;
                *val = ret;
                if (ret < 0)
                        goto error_ret;
                *val = ret;
+               ret = IIO_VAL_INT;
                break;
        case (1 << IIO_CHAN_INFO_SCALE_SHARED):
                ret = spi_w8r8(st->us, KXSD9_READ(KXSD9_REG_CTRL_C));
                break;
        case (1 << IIO_CHAN_INFO_SCALE_SHARED):
                ret = spi_w8r8(st->us, KXSD9_READ(KXSD9_REG_CTRL_C));