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>

3 files changed, 29 insertions, 28 deletions

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 2c06f6965b7d..ffc47c81a161 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1913,32 +1913,6 @@ static int ieee80211_sta_active_ibss(struct ieee80211_sub_if_data *sdata)
 }
 
 
-static 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);
-}
-
-
 static void ieee80211_sta_merge_ibss(struct ieee80211_sub_if_data *sdata,
                                      struct ieee80211_if_sta *ifsta)
 {
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);
+}
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 4a581a5b5766..220079900991 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -452,7 +452,6 @@ int sta_info_insert(struct sta_info *sta);
  * has already unlinked it.
  */
 void sta_info_unlink(struct sta_info **sta);
-void __sta_info_unlink(struct sta_info **sta);
 
 void sta_info_destroy(struct sta_info *sta);
 void sta_info_set_tim_bit(struct sta_info *sta);
@@ -464,5 +463,7 @@ void sta_info_stop(struct ieee80211_local *local);
 int sta_info_flush(struct ieee80211_local *local,
                     struct ieee80211_sub_if_data *sdata);
 void sta_info_flush_delayed(struct ieee80211_sub_if_data *sdata);
+void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata,
+                          unsigned long exp_time);
 
 #endif /* STA_INFO_H */