diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2012-02-08 19:17:11 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-02-08 16:07:31 -0500 |
| commit | 2cfc6fc584a65db87935ca4e4d5e1ad89d5192ee (patch) | |
| tree | cebba13955a1702bf73ffa29a648b01a5942bcfa | |
| parent | 42bc0c9716c456a9686fcd4ee5cf115b992b9952 (diff) | |
| download | op-kernel-dev-2cfc6fc584a65db87935ca4e4d5e1ad89d5192ee.zip op-kernel-dev-2cfc6fc584a65db87935ca4e4d5e1ad89d5192ee.tar.gz | |
mac80211: do not call rate control .tx_status before .rate_init
Most rate control implementations assume .get_rate and .tx_status are only
called once the per-station data has been fully initialized.
minstrel_ht crashes if this assumption is violated.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Tested-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | net/mac80211/rate.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h index 5fc3135..fbb1efd 100644 --- a/net/mac80211/rate.h +++ b/net/mac80211/rate.h @@ -37,7 +37,7 @@ static inline void rate_control_tx_status(struct ieee80211_local *local, struct ieee80211_sta *ista = &sta->sta; void *priv_sta = sta->rate_ctrl_priv; - if (!ref) + if (!ref || !test_sta_flag(sta, WLAN_STA_RATE_CONTROL)) return; ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb); |
