From 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:44:59 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/drivers/iio/magnetometer/st_magn_buffer.c | 34 ++--------------------------------
1 files changed, 2 insertions(+), 32 deletions(-)
diff --git a/kernel/drivers/iio/magnetometer/st_magn_buffer.c b/kernel/drivers/iio/magnetometer/st_magn_buffer.c
index 37ab305..4917721 100644
--- a/kernel/drivers/iio/magnetometer/st_magn_buffer.c
+++ b/kernel/drivers/iio/magnetometer/st_magn_buffer.c
@@ -1,11 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* STMicroelectronics magnetometers driver
*
* Copyright 2012-2013 STMicroelectronics Inc.
*
* Denis Ciocca <denis.ciocca@st.com>
- *
- * Licensed under the GPL-2.
*/
#include <linux/module.h>
@@ -32,41 +31,12 @@
static int st_magn_buffer_postenable(struct iio_dev *indio_dev)
{
- int err;
- struct st_sensor_data *mdata = iio_priv(indio_dev);
-
- mdata->buffer_data = kmalloc(indio_dev->scan_bytes, GFP_KERNEL);
- if (mdata->buffer_data == NULL) {
- err = -ENOMEM;
- goto allocate_memory_error;
- }
-
- err = iio_triggered_buffer_postenable(indio_dev);
- if (err < 0)
- goto st_magn_buffer_postenable_error;
-
return st_sensors_set_enable(indio_dev, true);
-
-st_magn_buffer_postenable_error:
- kfree(mdata->buffer_data);
-allocate_memory_error:
- return err;
}
static int st_magn_buffer_predisable(struct iio_dev *indio_dev)
{
- int err;
- struct st_sensor_data *mdata = iio_priv(indio_dev);
-
- err = st_sensors_set_enable(indio_dev, false);
- if (err < 0)
- goto st_magn_buffer_predisable_error;
-
- err = iio_triggered_buffer_predisable(indio_dev);
-
-st_magn_buffer_predisable_error:
- kfree(mdata->buffer_data);
- return err;
+ return st_sensors_set_enable(indio_dev, false);
}
static const struct iio_buffer_setup_ops st_magn_buffer_setup_ops = {
--
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