libertas: make lbs_sync_channel() static

... by moving it into the file where it's sole user resides
Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/libertas/assoc.c

@@ -181,17 +181,6 @@ int lbs_update_channel(struct lbs_private *priv)
 	return ret;
 }
 
-void lbs_sync_channel(struct work_struct *work)
-{
-	struct lbs_private *priv = container_of(work, struct lbs_private,
-		sync_channel);
-
-	lbs_deb_enter(LBS_DEB_ASSOC);
-	if (lbs_update_channel(priv))
-		lbs_pr_info("Channel synchronization failed.");
-	lbs_deb_leave(LBS_DEB_ASSOC);
-}
-
 static int assoc_helper_channel(struct lbs_private *priv,
                                 struct assoc_request * assoc_req)
 {

drivers/net/wireless/libertas/assoc.h

@@ -7,6 +7,5 @@
 
 void lbs_association_worker(struct work_struct *work);
 struct assoc_request *lbs_get_association_request(struct lbs_private *priv);
-void lbs_sync_channel(struct work_struct *work);
 
 #endif /* _LBS_ASSOC_H */

drivers/net/wireless/libertas/main.c

@@ -985,6 +985,18 @@ out:
 	lbs_deb_leave(LBS_DEB_CMD);
 }
 
+static void lbs_sync_channel_worker(struct work_struct *work)
+{
+	struct lbs_private *priv = container_of(work, struct lbs_private,
+		sync_channel);
+
+	lbs_deb_enter(LBS_DEB_MAIN);
+	if (lbs_update_channel(priv))
+		lbs_pr_info("Channel synchronization failed.");
+	lbs_deb_leave(LBS_DEB_MAIN);
+}
+
+
 static int lbs_init_adapter(struct lbs_private *priv)
 {
 	size_t bufsize;
@@ -1128,7 +1140,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev)
 	priv->work_thread = create_singlethread_workqueue("lbs_worker");
 	INIT_DELAYED_WORK(&priv->assoc_work, lbs_association_worker);
 	INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker);
-	INIT_WORK(&priv->sync_channel, lbs_sync_channel);
+	INIT_WORK(&priv->sync_channel, lbs_sync_channel_worker);
 
 	sprintf(priv->mesh_ssid, "mesh");
 	priv->mesh_ssid_len = 4;