iwlwifi: remove duplicate initialization

rate_mask is initialized again later so this can be removed.  Btw, if
rate_control_send_low(sta, priv_sta, txrc) returns false, that means
that "sta" is non-NULL.  That's why the second initialization of
rate_mask is a little simpler than the first.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-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/iwlegacy/iwl-3945-rs.c b/drivers/net/wireless/iwlegacy/iwl-3945-rs.c
index 4fabc54..977bd24 100644 (file)
--- a/drivers/net/wireless/iwlegacy/iwl-3945-rs.c
+++ b/drivers/net/wireless/iwlegacy/iwl-3945-rs.c
@@ -644,7 +644,7 @@ static void iwl3945_rs_get_rate(void *priv_r, struct ieee80211_sta *sta,
        u32 fail_count;
        s8 scale_action = 0;
        unsigned long flags;
-       u16 rate_mask = sta ? sta->supp_rates[sband->band] : 0;
+       u16 rate_mask;
        s8 max_rate_idx = -1;
        struct iwl_priv *priv __maybe_unused = (struct iwl_priv *)priv_r;
        struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);