Commit ec2b774e authored Dec 20, 2011 by Marek Lindner Committed by John W. Linville Dec 21, 2011

mac80211: ibss should not purge clients it is not responsible for



The IBSS merge code calls ieee80211_sta_expire() with a relatively
short expire timeout that purges other clients prematurely. The
expire function has to check that only the clients belonging to
the vif in question are purged.

Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

parent eca107ff

net/mac80211/sta_info.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -946,6 +946,9 @@ void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata,

		mutex_lock(&local->sta_mtx);
		list_for_each_entry_safe(sta, tmp, &local->sta_list, list)
		if (sdata != sta->sdata)
		continue;

		if (time_after(jiffies, sta->last_rx + exp_time)) {
		#ifdef CONFIG_MAC80211_IBSS_DEBUG
		printk(KERN_DEBUG "%s: expiring inactive STA %pM\n",