iwlegacy: Remove redundant variable "ret"

local variable "ret" is not used. hence it is safe to remove and
just return 0.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/intel/iwlegacy/4965-mac.c b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
index 51fdd7ce30aff66e5a5cbbc99254be5bd1e474c4..3664f56f8cbd0ab0f46b7d06a201cff66bc40861 100644 (file)
--- a/drivers/net/wireless/intel/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
@@ -3331,7 +3331,6 @@ 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);
@@ -3368,7 +3367,7 @@ il4965_set_tkip_dynamic_key_info(struct il_priv *il,
 
        spin_unlock_irqrestore(&il->sta_lock, flags);
 
-       return ret;
+       return 0;
 }
 
 void