linux-kernel - Re: [PATCH v2] iio: imu: inv_mpu6050: fix an error code problem in inv_mpu6050_read

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Date:   Mon, 23 Oct 2023 12:57:11 +0000
From:   Jean-Baptiste Maneyrol <Jean-Baptiste.Maneyrol@....com>
To:     Su Hui <suhui@...china.com>,
        "Jonathan.Cameron@...wei.com" <Jonathan.Cameron@...wei.com>,
        "jic23@...nel.org" <jic23@...nel.org>,
        "lars@...afoo.de" <lars@...afoo.de>
CC:     "andy.shevchenko@...il.com" <andy.shevchenko@...il.com>,
        "chenhuiz@...s.com" <chenhuiz@...s.com>,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: Re: [PATCH v2] iio: imu: inv_mpu6050: fix an error code problem in
 inv_mpu6050_read_raw

Hello,

looks good for me, thanks for the fix.

Acked-by: Jean-Baptiste Maneyrol <jean-baptiste.maneyrol@....com>

Thanks,
JB

From: Su Hui <suhui@...china.com>
Sent: Monday, October 23, 2023 06:05
To: Jonathan.Cameron@...wei.com <Jonathan.Cameron@...wei.com>; jic23@...nel.org <jic23@...nel.org>; lars@...afoo.de <lars@...afoo.de>
Cc: Su Hui <suhui@...china.com>; Jean-Baptiste Maneyrol <Jean-Baptiste.Maneyrol@....com>; andy.shevchenko@...il.com <andy.shevchenko@...il.com>; chenhuiz@...s.com <chenhuiz@...s.com>; linux-iio@...r.kernel.org <linux-iio@...r.kernel.org>; linux-kernel@...r.kernel.org <linux-kernel@...r.kernel.org>; kernel-janitors@...r.kernel.org <kernel-janitors@...r.kernel.org>
Subject: [PATCH v2] iio: imu: inv_mpu6050: fix an error code problem in inv_mpu6050_read_raw 
 
inv_mpu6050_sensor_show() can return -EINVAL or IIO_VAL_INT. Return the true value rather than only return IIO_VAL_INT. Signed-off-by: Su Hui <suhui@ nfschina. com> --- v2: - fix the error of commit title. v1: - https: //urldefense. com/v3/__https: //lore. kernel. org/all/20231020091413. 205743-2-suhui@ nfschina. com/__;!!FtrhtPsWDhZ6tw!HkhoYyOc-Whx_ROmsl5laocdgPfmACC5Piff96FG_nwTqZFA4GgXeNhp7q1wVElUFbfabAcCmt6D1uuKA1LO1q5E$[lore[. ]kernel[. ]org] 
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inv_mpu6050_sensor_show() can return -EINVAL or IIO_VAL_INT. Return the
true value rather than only return IIO_VAL_INT.

Signed-off-by: Su Hui <suhui@...china.com>
---
v2:
 - fix the error of commit title.
v1: 
 - https://urldefense.com/v3/__https://lore.kernel.org/all/20231020091413.205743-2-suhui@nfschina.com/__;!!FtrhtPsWDhZ6tw!HkhoYyOc-Whx_ROmsl5laocdgPfmACC5Piff96FG_nwTqZFA4GgXeNhp7q1wVElUFbfabAcCmt6D1uuKA1LO1q5E$[lore[.]kernel[.]org]
 drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
index 29f906c884bd..a9a5fb266ef1 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
@@ -749,13 +749,13 @@ inv_mpu6050_read_raw(struct iio_dev *indio_dev,
 			ret = inv_mpu6050_sensor_show(st, st->reg->gyro_offset,
 						chan->channel2, val);
 			mutex_unlock(&st->lock);
-			return IIO_VAL_INT;
+			return ret;
 		case IIO_ACCEL:
 			mutex_lock(&st->lock);
 			ret = inv_mpu6050_sensor_show(st, st->reg->accl_offset,
 						chan->channel2, val);
 			mutex_unlock(&st->lock);
-			return IIO_VAL_INT;
+			return ret;
 
 		default:
 			return -EINVAL;
-- 
2.30.2