From f8d16d3edb4dbae080df04318423c360de3c594d Mon Sep 17 00:00:00 2001 From: Denis Kenzior Date: Mon, 26 Mar 2018 12:52:45 -0500 Subject: nl80211: Add SOCKET_OWNER support to JOIN_IBSS Signed-off-by: Denis Kenzior [johannes: fix race with wdev lock/unlock by just acquiring once] Signed-off-by: Johannes Berg --- net/wireless/ibss.c | 27 ++++++--------------------- 1 file changed, 6 insertions(+), 21 deletions(-) (limited to 'net/wireless/ibss.c') diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c index a1d10993d08a..d1743e6abc34 100644 --- a/net/wireless/ibss.c +++ b/net/wireless/ibss.c @@ -84,14 +84,15 @@ void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, } EXPORT_SYMBOL(cfg80211_ibss_joined); -static int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, - struct net_device *dev, - struct cfg80211_ibss_params *params, - struct cfg80211_cached_keys *connkeys) +int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, + struct net_device *dev, + struct cfg80211_ibss_params *params, + struct cfg80211_cached_keys *connkeys) { struct wireless_dev *wdev = dev->ieee80211_ptr; int err; + ASSERT_RTNL(); ASSERT_WDEV_LOCK(wdev); if (wdev->ssid_len) @@ -146,23 +147,6 @@ static int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev, return 0; } -int cfg80211_join_ibss(struct cfg80211_registered_device *rdev, - struct net_device *dev, - struct cfg80211_ibss_params *params, - struct cfg80211_cached_keys *connkeys) -{ - struct wireless_dev *wdev = dev->ieee80211_ptr; - int err; - - ASSERT_RTNL(); - - wdev_lock(wdev); - err = __cfg80211_join_ibss(rdev, dev, params, connkeys); - wdev_unlock(wdev); - - return err; -} - static void __cfg80211_clear_ibss(struct net_device *dev, bool nowext) { struct wireless_dev *wdev = dev->ieee80211_ptr; @@ -224,6 +208,7 @@ int __cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, if (err) return err; + wdev->conn_owner_nlportid = 0; __cfg80211_clear_ibss(dev, nowext); return 0; -- cgit v1.2.3