1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index 8448281dd069..cc5703b853bc 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -1270,7 +1270,9 @@ static void ath_rc_init(struct ath_softc *sc,
 
         ath_rc_priv->max_valid_rate = k;
         ath_rc_sort_validrates(rate_table, ath_rc_priv);
-        ath_rc_priv->rate_max_phy = ath_rc_priv->valid_rate_index[k-4];
+        ath_rc_priv->rate_max_phy = (k > 4) ?
+                                        ath_rc_priv->valid_rate_index[k-4] :
+                                        ath_rc_priv->valid_rate_index[k-1];
         ath_rc_priv->rate_table = rate_table;
 
         ath_dbg(common, ATH_DBG_CONFIG,