[PATCH 2/3] wlegacy: Remove unneeded variable and make function to be void

[zhong jiang]

il4965_set_tkip_dynamic_key_info  do not need return value to
cope with different ases. And change functon return type to void.

Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
---
 drivers/net/wireless/intel/iwlegacy/4965-mac.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlegacy/4965-mac.c b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
index ffb705b..a7bbfe2 100644
--- a/drivers/net/wireless/intel/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
@@ -3326,12 +3326,11 @@ struct il_mod_params il4965_mod_params = {
 	return il_send_add_sta(il, &sta_cmd, CMD_SYNC);
 }
 
-static int
+static void
 il4965_set_tkip_dynamic_key_info(struct il_priv *il,
 				 struct ieee80211_key_conf *keyconf, u8 sta_id)
 {
 	unsigned long flags;
-	int ret = 0;
 	__le16 key_flags = 0;
 
 	key_flags |= (STA_KEY_FLG_TKIP | STA_KEY_FLG_MAP_KEY_MSK);
@@ -3367,8 +3366,6 @@ struct il_mod_params il4965_mod_params = {
 	memcpy(il->stations[sta_id].sta.key.key, keyconf->key, 16);
 
 	spin_unlock_irqrestore(&il->sta_lock, flags);
-
-	return ret;
 }
 
 void
@@ -3483,8 +3480,7 @@ struct il_mod_params il4965_mod_params = {
 		    il4965_set_ccmp_dynamic_key_info(il, keyconf, sta_id);
 		break;
 	case WLAN_CIPHER_SUITE_TKIP:
-		ret =
-		    il4965_set_tkip_dynamic_key_info(il, keyconf, sta_id);
+		il4965_set_tkip_dynamic_key_info(il, keyconf, sta_id);
 		break;
 	case WLAN_CIPHER_SUITE_WEP40:
 	case WLAN_CIPHER_SUITE_WEP104:
-- 
1.7.12.4