mac80211: Remove redundant preamble and RTS flag setup in minstrel_ht

mac80211 does the same afterwards anyway. Hence, just drop
this redundant code.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index 165a451..775cf15 100644 (file)
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -519,9 +519,7 @@ minstrel_ht_set_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
                rate->count = mr->retry_count;
 
        rate->flags = IEEE80211_TX_RC_MCS | group->flags;
-       if (txrc->short_preamble)
-               rate->flags |= IEEE80211_TX_RC_USE_SHORT_PREAMBLE;
-       if (txrc->rts || rtscts)
+       if (rtscts)
                rate->flags |= IEEE80211_TX_RC_USE_RTS_CTS;
        rate->idx = index % MCS_GROUP_RATES + (group->streams - 1) * MCS_GROUP_RATES;
 }