From 2021ef0609009806829aa831f90c815bce1fe756 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Mon, 4 Oct 2021 16:44:54 +0300
Subject: [PATCH] iio: adc: max1027: fix error code in max1027_wait_eoc()

Return -ETIMEDOUT on timeout instead of success.

Fixes: 1f7b4048b31b ("iio: adc: max1027: Use the EOC IRQ when populated for single reads")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
 drivers/iio/adc/max1027.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/max1027.c b/drivers/iio/adc/max1027.c
index fa4a2f48a36a..cb60b76a4d3a 100644
--- a/drivers/iio/adc/max1027.c
+++ b/drivers/iio/adc/max1027.c
@@ -287,7 +287,7 @@ static int max1027_wait_eoc(struct iio_dev *indio_dev)
 						  msecs_to_jiffies(1000));
 		reinit_completion(&st->complete);
 		if (!ret)
-			return ret;
+			return -ETIMEDOUT;
 	} else {
 		if (indio_dev->active_scan_mask)
 			conversion_time *= hweight32(*indio_dev->active_scan_mask);