diff options
| author | Felix Fietkau <nbd@nbd.name> | 2021-11-25 15:42:32 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2021-12-19 17:24:01 +0300 |
| commit | 608f7c47dfad80444f6d7bd3234314b273c7286b (patch) | |
| tree | 4ac689145ecb259768e7176f3d86d792b8a9f738 /drivers/net/wireless/mediatek/mt76/mac80211.c | |
| parent | 2c70627b09aced3593d8b9419b908f5e1a13318a (diff) | |
| download | linux-608f7c47dfad80444f6d7bd3234314b273c7286b.tar.xz | |
mt76: clear sta powersave flag after notifying driver
If the driver has configured the hardware to drop packets for a sta that was
in powersave mode, then clearing the flag too early opens up a small race
window during which packets could be dropped on wakeup
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mac80211.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mac80211.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index acf400fa8469..f11a2c6c3364 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -1163,10 +1163,12 @@ mt76_check_sta(struct mt76_dev *dev, struct sk_buff *skb) if (ps) set_bit(MT_WCID_FLAG_PS, &wcid->flags); - else - clear_bit(MT_WCID_FLAG_PS, &wcid->flags); dev->drv->sta_ps(dev, sta, ps); + + if (!ps) + clear_bit(MT_WCID_FLAG_PS, &wcid->flags); + ieee80211_sta_ps_transition(sta, ps); } |