iwl3945: unify set key flow with iwlwifi

unify the set key flow with iwlwifi.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Acked-by: Samuel Ortiz <samuel.ortiz@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index 1fae3a6..0ea08d0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -490,7 +490,7 @@
 }
 EXPORT_SYMBOL(iwl_clear_stations_table);
 
-static int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
+int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
 {
 	int i;
 
@@ -500,6 +500,7 @@
 
 	return WEP_INVALID_OFFSET;
 }
+EXPORT_SYMBOL(iwl_get_free_ucode_key_index);
 
 int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty)
 {