linux-hardened/net/wireless/ap.c
Denis Kenzior 466a306142 nl80211: Add SOCKET_OWNER support to START_AP
Signed-off-by: Denis Kenzior <denkenz@gmail.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2018-03-29 10:47:28 +02:00

58 lines
1.3 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/ieee80211.h>
#include <linux/export.h>
#include <net/cfg80211.h>
#include "nl80211.h"
#include "core.h"
#include "rdev-ops.h"
int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
struct net_device *dev, bool notify)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
int err;
ASSERT_WDEV_LOCK(wdev);
if (!rdev->ops->stop_ap)
return -EOPNOTSUPP;
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
return -EOPNOTSUPP;
if (!wdev->beacon_interval)
return -ENOENT;
err = rdev_stop_ap(rdev, dev);
if (!err) {
wdev->conn_owner_nlportid = 0;
wdev->beacon_interval = 0;
memset(&wdev->chandef, 0, sizeof(wdev->chandef));
wdev->ssid_len = 0;
rdev_set_qos_map(rdev, dev, NULL);
if (notify)
nl80211_send_ap_stopped(wdev);
/* Should we apply the grace period during beaconing interface
* shutdown also?
*/
cfg80211_sched_dfs_chan_update(rdev);
}
return err;
}
int cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
struct net_device *dev, bool notify)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
int err;
wdev_lock(wdev);
err = __cfg80211_stop_ap(rdev, dev, notify);
wdev_unlock(wdev);
return err;
}