iwlwifi: return NETDEV_TX_OK from _tx ops

be consistent with mac80211 drivers and return correct return code.
NETDEV_TX_OK is 0, but we need to be consistent wrt formatting amongst
implementations

re: http://marc.info/?l=linux-wireless&m=123119327419865&w=2

Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Reviewed-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 5da6b35cd26d..0dc8eed16404 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2482,7 +2482,7 @@ static int iwl_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
                 dev_kfree_skb_any(skb);
 
         IWL_DEBUG_MACDUMP("leave\n");
-        return 0;
+        return NETDEV_TX_OK;
 }
 
 static int iwl_mac_add_interface(struct ieee80211_hw *hw,