From: Linus Walleij <linus.walleij@linaro.org>
Date: Tue, 16 Aug 2016 13:33:28 +0000 (+0200)
Subject: iio: accel: kxsd9: Fix raw read return
X-Git-Tag: firefly_0821_release~176^2~4^2~28^2~93
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=3014185421009a5bb5ab68c93e61a62e66809b9c;p=firefly-linux-kernel-4.4.55.git

iio: accel: kxsd9: Fix raw read return

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/iio/accel/kxsd9.c b/drivers/iio/accel/kxsd9.c
index 3a9f106787d2..da5fb67ecb34 100644
--- a/drivers/iio/accel/kxsd9.c
+++ b/drivers/iio/accel/kxsd9.c
@@ -160,6 +160,7 @@ static int kxsd9_read_raw(struct iio_dev *indio_dev,
 		if (ret < 0)
 			goto error_ret;
 		*val = ret;
+		ret = IIO_VAL_INT;
 		break;
 	case IIO_CHAN_INFO_SCALE:
 		ret = spi_w8r8(st->us, KXSD9_READ(KXSD9_REG_CTRL_C));