ipw2x00: age scan results on resume

[safe/jmp/linux-2.6] / drivers / net / wireless / ipw2x00 / libipw_module.c

diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c
index 0f233ab..ec77534 100644 (file)
--- 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;