ath9k: remove unused stepdown when looking for the next rate

This is not used, remove this.

Cc: Derek Smithies <derek@indranet.co.nz>
Cc: Chittajit Mitra <Chittajit.Mitra@Atheros.com>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index 7b37b27..64cb697 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -817,19 +817,14 @@ static void ath_rc_rate_set_rtscts(struct ath_softc *sc,
 static u8 ath_rc_rate_getidx(struct ath_softc *sc,
                             struct ath_rate_priv *ath_rc_priv,
                             const struct ath_rate_table *rate_table,
-                            u8 rix, u16 stepdown)
+                            u8 rix)
 {
-       u32 j;
        u8 nextindex = 0;
-
-       for (j = stepdown; j > 0; j--) {
-               if (ath_rc_get_nextlowervalid_txrate(rate_table,
-                                       ath_rc_priv, rix, &nextindex))
-                       rix = nextindex;
-               else
-                       break;
-       }
-       return rix;
+       if (ath_rc_get_nextlowervalid_txrate(rate_table,
+                                            ath_rc_priv, rix, &nextindex))
+               return nextindex;
+       else
+               return rix;
 }
 
 static void ath_rc_ratefind(struct ath_softc *sc,
@@ -871,7 +866,7 @@ static void ath_rc_ratefind(struct ath_softc *sc,
                 * after the probe rate
                 */
                nrix = ath_rc_rate_getidx(sc, ath_rc_priv,
-                                         rate_table, nrix, 1);
+                                         rate_table, nrix);
                ath_rc_rate_set_series(rate_table, &rates[i++], txrc,
                                       try_per_rate, nrix, 0);
 
@@ -889,7 +884,7 @@ static void ath_rc_ratefind(struct ath_softc *sc,
                        try_per_rate = 4;
 
                nrix = ath_rc_rate_getidx(sc, ath_rc_priv,
-                                         rate_table, nrix, 1);
+                                         rate_table, nrix);
                /* All other rates in the series have RTS enabled */
                ath_rc_rate_set_series(rate_table, &rates[i], txrc,
                                       try_per_rate, nrix, 1);