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minstrel_ht: fix check for downgrading of top2 rate

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The check should be against current top2 rate, instead of
current top rate.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Acked-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ming Lei 2010-07-01 23:19:50 +08:00 committed by John W. Linville
parent 009271f918
commit ecc3d5ae17
1 changed files with 2 additions and 2 deletions
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4
net/mac80211/rc80211_minstrel_ht.c
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@ -443,8 +443,8 @@ minstrel_ht_tx_status(void *priv, struct ieee80211_supported_band *sband,
minstrel_downgrade_rate(mi, &mi->max_tp_rate, true); minstrel_downgrade_rate(mi, &mi->max_tp_rate, true);
rate2 = minstrel_get_ratestats(mi, mi->max_tp_rate2); rate2 = minstrel_get_ratestats(mi, mi->max_tp_rate2);
if (rate->attempts > 30 && if (rate2->attempts > 30 &&
MINSTREL_FRAC(rate->success, rate->attempts) < MINSTREL_FRAC(rate2->success, rate2->attempts) <
MINSTREL_FRAC(20, 100)) MINSTREL_FRAC(20, 100))
minstrel_downgrade_rate(mi, &mi->max_tp_rate2, false); minstrel_downgrade_rate(mi, &mi->max_tp_rate2, false);