RT-WiFi/compat/compat-3.5.c
2017-08-31 12:00:57 +02:00

67 lines
2.0 KiB
C

/*
* Copyright 2012-2013 Luis R. Rodriguez <mcgrof@do-not-panic.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Backport functionality introduced in Linux 3.5.
*/
#include <linux/module.h>
#include <linux/highuid.h>
#include <linux/ktime.h>
#include <linux/hrtimer.h>
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
#include <linux/device.h>
/**
* devres_release - Find a device resource and destroy it, calling release
* @dev: Device to find resource from
* @release: Look for resources associated with this release function
* @match: Match function (optional)
* @match_data: Data for the match function
*
* Find the latest devres of @dev associated with @release and for
* which @match returns 1. If @match is NULL, it's considered to
* match all. If found, the resource is removed atomically, the
* release function called and the resource freed.
*
* RETURNS:
* 0 if devres is found and freed, -ENOENT if not found.
*/
int devres_release(struct device *dev, dr_release_t release,
dr_match_t match, void *match_data)
{
void *res;
res = devres_remove(dev, release, match, match_data);
if (unlikely(!res))
return -ENOENT;
(*release)(dev, res);
devres_free(res);
return 0;
}
EXPORT_SYMBOL_GPL(devres_release);
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) */
/*
* Commit 7a4e7408c5cadb240e068a662251754a562355e3
* exported overflowuid and overflowgid for all
* kernel configurations, prior to that we only
* had it exported when CONFIG_UID16 was enabled.
* We are technically redefining it here but
* nothing seems to be changing it, except
* kernel/ code does epose it via sysctl and
* proc... if required later we can add that here.
*/
#ifndef CONFIG_UID16
int overflowuid = DEFAULT_OVERFLOWUID;
int overflowgid = DEFAULT_OVERFLOWGID;
EXPORT_SYMBOL_GPL(overflowuid);
EXPORT_SYMBOL_GPL(overflowgid);
#endif