Void-Hardened-Kernel/drivers/net/wireless/ti/wilink_platform_data.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * This file is part of wl12xx
 *
 * Copyright (C) 2010-2011 Texas Instruments, Inc.
 */

#include <linux/module.h>
#include <linux/err.h>
#include <linux/wl12xx.h>

static struct wl1251_platform_data *wl1251_platform_data;

int __init wl1251_set_platform_data(const struct wl1251_platform_data *data)
{
	if (wl1251_platform_data)
		return -EBUSY;
	if (!data)
		return -EINVAL;

	wl1251_platform_data = kmemdup(data, sizeof(*data), GFP_KERNEL);
	if (!wl1251_platform_data)
		return -ENOMEM;

	return 0;
}

struct wl1251_platform_data *wl1251_get_platform_data(void)
{
	if (!wl1251_platform_data)
		return ERR_PTR(-ENODEV);

	return wl1251_platform_data;
}
EXPORT_SYMBOL(wl1251_get_platform_data);