[PATCH] libertas: make more functions static & remove unused functions

Some functions where declared in header files, but used only once. They are
now static functions.

After doing this, I found out that some functions weren't used at all. I
removed this dead code.

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/join.h b/drivers/net/wireless/libertas/join.h
index 8ea5ae3..894a072 100644
--- a/drivers/net/wireless/libertas/join.h
+++ b/drivers/net/wireless/libertas/join.h
@@ -12,44 +12,39 @@
 #include "dev.h"
 
 struct cmd_ds_command;
-extern int libertas_cmd_80211_authenticate(wlan_private * priv,
+int libertas_cmd_80211_authenticate(wlan_private * priv,
 					struct cmd_ds_command *cmd,
 					void *pdata_buf);
-extern int libertas_cmd_80211_ad_hoc_join(wlan_private * priv,
+int libertas_cmd_80211_ad_hoc_join(wlan_private * priv,
 				       struct cmd_ds_command *cmd,
 				       void *pdata_buf);
-extern int libertas_cmd_80211_ad_hoc_stop(wlan_private * priv,
+int libertas_cmd_80211_ad_hoc_stop(wlan_private * priv,
 				       struct cmd_ds_command *cmd);
-extern int libertas_cmd_80211_ad_hoc_start(wlan_private * priv,
+int libertas_cmd_80211_ad_hoc_start(wlan_private * priv,
 					struct cmd_ds_command *cmd,
 					void *pdata_buf);
-extern int libertas_cmd_80211_deauthenticate(wlan_private * priv,
+int libertas_cmd_80211_deauthenticate(wlan_private * priv,
 					  struct cmd_ds_command *cmd);
-extern int libertas_cmd_80211_associate(wlan_private * priv,
+int libertas_cmd_80211_associate(wlan_private * priv,
 				     struct cmd_ds_command *cmd,
 				     void *pdata_buf);
 
-extern int libertas_ret_80211_ad_hoc_start(wlan_private * priv,
+int libertas_ret_80211_ad_hoc_start(wlan_private * priv,
 					struct cmd_ds_command *resp);
-extern int libertas_ret_80211_ad_hoc_stop(wlan_private * priv,
+int libertas_ret_80211_ad_hoc_stop(wlan_private * priv,
 				       struct cmd_ds_command *resp);
-extern int libertas_ret_80211_disassociate(wlan_private * priv,
+int libertas_ret_80211_disassociate(wlan_private * priv,
 					struct cmd_ds_command *resp);
-extern int libertas_ret_80211_associate(wlan_private * priv,
+int libertas_ret_80211_associate(wlan_private * priv,
 				     struct cmd_ds_command *resp);
 
-extern int libertas_reassociation_thread(void *data);
-
-extern int libertas_start_adhoc_network(wlan_private * priv,
+int libertas_start_adhoc_network(wlan_private * priv,
 			     struct assoc_request * assoc_req);
-extern int libertas_join_adhoc_network(wlan_private * priv,
+int libertas_join_adhoc_network(wlan_private * priv,
 				struct assoc_request * assoc_req);
-extern int libertas_stop_adhoc_network(wlan_private * priv);
+int libertas_stop_adhoc_network(wlan_private * priv);
 
-extern int libertas_send_deauthentication(wlan_private * priv);
-extern int libertas_send_deauth(wlan_private * priv);
-
-extern int libertas_do_adhocstop_ioctl(wlan_private * priv);
+int libertas_send_deauthentication(wlan_private * priv);
 
 int wlan_associate(wlan_private * priv, struct assoc_request * assoc_req);