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authorJohannes Berg <johannes@sipsolutions.net>2008-09-11 00:01:46 +0200
committerJohn W. Linville <linville@tuxdriver.com>2008-09-15 16:48:20 -0400
commit24723d1bc9da79a53d0495b9cf9ee18747121b03 (patch)
tree083ace192a6b36dc2545caf839fbf9a79ae5d4d6 /net/mac80211/sta_info.c
parent39fcf7a315e098430e878a5c0c4d39561c93ebf6 (diff)
mac80211: move ieee80211_sta_expire
ieee80211_sta_expire uses the internal __sta_info_unlink function which can become static if this function is moved to sta_info.c. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/sta_info.c')
-rw-r--r--net/mac80211/sta_info.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index f2ba653b9d69..3370b2625633 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -424,7 +424,7 @@ void sta_info_clear_tim_bit(struct sta_info *sta)
spin_unlock_irqrestore(&sta->local->sta_lock, flags);
}
-void __sta_info_unlink(struct sta_info **sta)
+static void __sta_info_unlink(struct sta_info **sta)
{
struct ieee80211_local *local = (*sta)->local;
struct ieee80211_sub_if_data *sdata = (*sta)->sdata;
@@ -802,3 +802,29 @@ void sta_info_flush_delayed(struct ieee80211_sub_if_data *sdata)
schedule_work(&local->sta_flush_work);
spin_unlock_irqrestore(&local->sta_lock, flags);
}
+
+void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata,
+ unsigned long exp_time)
+{
+ struct ieee80211_local *local = sdata->local;
+ struct sta_info *sta, *tmp;
+ LIST_HEAD(tmp_list);
+ DECLARE_MAC_BUF(mac);
+ unsigned long flags;
+
+ spin_lock_irqsave(&local->sta_lock, flags);
+ list_for_each_entry_safe(sta, tmp, &local->sta_list, list)
+ if (time_after(jiffies, sta->last_rx + exp_time)) {
+#ifdef CONFIG_MAC80211_IBSS_DEBUG
+ printk(KERN_DEBUG "%s: expiring inactive STA %s\n",
+ sdata->dev->name, print_mac(mac, sta->addr));
+#endif
+ __sta_info_unlink(&sta);
+ if (sta)
+ list_add(&sta->list, &tmp_list);
+ }
+ spin_unlock_irqrestore(&local->sta_lock, flags);
+
+ list_for_each_entry_safe(sta, tmp, &tmp_list, list)
+ sta_info_destroy(sta);
+}