1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c
index 0f233ab6a95..ec7753446bd 100644
--- a/drivers/net/wireless/ipw2x00/libipw_module.c
+++ b/drivers/net/wireless/ipw2x00/libipw_module.c
@@ -105,6 +105,21 @@ static inline void ieee80211_networks_free(struct ieee80211_device *ieee)
 	ieee->networks = NULL;
 }
 
+void ieee80211_networks_age(struct ieee80211_device *ieee,
+                            unsigned long age_secs)
+{
+	struct ieee80211_network *network = NULL;
+	unsigned long flags;
+	unsigned long age_jiffies = msecs_to_jiffies(age_secs * MSEC_PER_SEC);
+
+	spin_lock_irqsave(&ieee->lock, flags);
+	list_for_each_entry(network, &ieee->network_list, list) {
+		network->last_scanned -= age_jiffies;
+	}
+	spin_unlock_irqrestore(&ieee->lock, flags);
+}
+EXPORT_SYMBOL(ieee80211_networks_age);
+
 static void ieee80211_networks_initialize(struct ieee80211_device *ieee)
 {
 	int i;