lib80211: consolidate crypt init routines

Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 40 insertions, 24 deletions

diff --git a/net/ieee80211/ieee80211_module.c b/net/ieee80211/ieee80211_module.c
index cf21f0b..a2f5616 100644
--- a/net/ieee80211/ieee80211_module.c
+++ b/net/ieee80211/ieee80211_module.c
@@ -182,13 +182,7 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
 
 	spin_lock_init(&ieee->lock);
 
-	ieee->crypt_info.name = dev->name;
-	ieee->crypt_info.lock = &ieee->lock;
-	INIT_LIST_HEAD(&ieee->crypt_info.crypt_deinit_list);
-	setup_timer(&ieee->crypt_info.crypt_deinit_timer,
-			lib80211_crypt_deinit_handler,
-			(unsigned long)&ieee->crypt_info);
-	ieee->crypt_info.crypt_quiesced = 0;
+	lib80211_crypt_info_init(&ieee->crypt_info, dev->name, &ieee->lock);
 
 	ieee->wpa_enabled = 0;
 	ieee->drop_unencrypted = 0;
@@ -206,23 +200,7 @@ void free_ieee80211(struct net_device *dev)
 {
 	struct ieee80211_device *ieee = netdev_priv(dev);
 
-	int i;
-
-	lib80211_crypt_quiescing(&ieee->crypt_info);
-	del_timer_sync(&ieee->crypt_info.crypt_deinit_timer);
-	lib80211_crypt_deinit_entries(&ieee->crypt_info, 1);
-
-	for (i = 0; i < WEP_KEYS; i++) {
-		struct lib80211_crypt_data *crypt = ieee->crypt_info.crypt[i];
-		if (crypt) {
-			if (crypt->ops) {
-				crypt->ops->deinit(crypt->priv);
-				module_put(crypt->ops->owner);
-			}
-			kfree(crypt);
-			ieee->crypt_info.crypt[i] = NULL;
-		}
-	}
+	lib80211_crypt_info_free(&ieee->crypt_info);
 
 	ieee80211_networks_free(ieee);
 	free_netdev(dev);
diff --git a/net/wireless/lib80211.c b/net/wireless/lib80211.c
index d681721..97d411f 100644
--- a/net/wireless/lib80211.c
+++ b/net/wireless/lib80211.c
@@ -71,6 +71,44 @@ const char *print_ssid(char *buf, const char *ssid, u8 ssid_len)
 }
 EXPORT_SYMBOL(print_ssid);
 
+int lib80211_crypt_info_init(struct lib80211_crypt_info *info, char *name,
+				spinlock_t *lock)
+{
+	memset(info, 0, sizeof(*info));
+
+	info->name = name;
+	info->lock = lock;
+
+	INIT_LIST_HEAD(&info->crypt_deinit_list);
+	setup_timer(&info->crypt_deinit_timer, lib80211_crypt_deinit_handler,
+			(unsigned long)info);
+
+	return 0;
+}
+EXPORT_SYMBOL(lib80211_crypt_info_init);
+
+void lib80211_crypt_info_free(struct lib80211_crypt_info *info)
+{
+	int i;
+
+        lib80211_crypt_quiescing(info);
+        del_timer_sync(&info->crypt_deinit_timer);
+        lib80211_crypt_deinit_entries(info, 1);
+
+        for (i = 0; i < NUM_WEP_KEYS; i++) {
+                struct lib80211_crypt_data *crypt = info->crypt[i];
+                if (crypt) {
+                        if (crypt->ops) {
+                                crypt->ops->deinit(crypt->priv);
+                                module_put(crypt->ops->owner);
+                        }
+                        kfree(crypt);
+                        info->crypt[i] = NULL;
+                }
+        }
+}
+EXPORT_SYMBOL(lib80211_crypt_info_free);
+
 void lib80211_crypt_deinit_entries(struct lib80211_crypt_info *info, int force)
 {
 	struct lib80211_crypt_data *entry, *next;