diff options
| author | Felix Fietkau <nbd@nbd.name> | 2023-08-29 11:39:53 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2023-09-30 21:03:03 +0300 |
| commit | 0335c034e7265d36d956e806f33202c94a8a9860 (patch) | |
| tree | 135dabd2b968ab97d046a84aa39df63151fa20b1 /drivers/net/wireless/mediatek/mt76/mt7615/main.c | |
| parent | debd133ab2e2e06989c24e1a72be2b7997f30456 (diff) | |
| download | linux-0335c034e7265d36d956e806f33202c94a8a9860.tar.xz | |
wifi: mt76: fix race condition related to checking tx queue fill status
When drv_tx calls race against local tx scheduling, the queue fill status checks
can potentially race, leading to dma queue entries being overwritten.
Fix this by deferring packets from drv_tx calls to the tx worker, in order to
ensure that all regular queue tx comes from the same context.
Reported-by: Ryder Lee <Ryder.Lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7615/main.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7615/main.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c index 200b1752ca77..dab16b5fc386 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c @@ -226,7 +226,7 @@ static int mt7615_add_interface(struct ieee80211_hw *hw, mvif->sta.wcid.idx = idx; mvif->sta.wcid.phy_idx = mvif->mt76.band_idx; mvif->sta.wcid.hw_key_idx = -1; - mt76_packet_id_init(&mvif->sta.wcid); + mt76_wcid_init(&mvif->sta.wcid); mt7615_mac_wtbl_update(dev, idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); @@ -279,7 +279,7 @@ static void mt7615_remove_interface(struct ieee80211_hw *hw, list_del_init(&msta->wcid.poll_list); spin_unlock_bh(&dev->mt76.sta_poll_lock); - mt76_packet_id_flush(&dev->mt76, &mvif->sta.wcid); + mt76_wcid_cleanup(&dev->mt76, &mvif->sta.wcid); } int mt7615_set_channel(struct mt7615_phy *phy) |