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iwlwifi: fix ack health for WiFi/BT combo devices 

Combo devices have TX statistics on different place, because
struct statistics_rx_bt and struct statistics_rx have different
size. User proper values on combo devices instead of random data.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2011-02-08 09:31:58 +01:00 committed by John W. Linville
parent f266526da4
commit 67acad5fe5
1 changed files with 7 additions and 2 deletions
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9
drivers/net/wireless/iwlwifi/iwl-agn.c
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@ -1419,8 +1419,13 @@ bool iwl_good_ack_health(struct iwl_priv *priv, struct iwl_rx_packet *pkt)
if (priv->_agn.agg_tids_count)
return true;
cur = &pkt->u.stats.tx;
old = &priv->_agn.statistics.tx;
if (iwl_bt_statistics(priv)) {
cur = &pkt->u.stats_bt.tx;
old = &priv->_agn.statistics_bt.tx;
} else {
cur = &pkt->u.stats.tx;
old = &priv->_agn.statistics.tx;
}
actual_delta = le32_to_cpu(cur->actual_ack_cnt) -
le32_to_cpu(old->actual_ack_cnt);