iwlagn: iwl-agn-rs: remove unnecessary null check for sta and lq_sta

both sta and lq_sta are guaranteed to be not null in the
calling function so we don't need to check them here.

Signed-off-by: Greg Dietsche <Gregory.Dietsche@cuw.edu>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index c14f8d6..7d6a3bf 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -2273,9 +2273,6 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
            info->flags & IEEE80211_TX_CTL_NO_ACK)
                return;
 
-       if (!sta || !lq_sta)
-               return;
-
        lq_sta->supp_rates = sta->supp_rates[lq_sta->band];
 
        tid = rs_tl_add_packet(lq_sta, hdr);