diff options
| author | Felix Fietkau <nbd@nbd.name> | 2023-08-29 10:39:53 +0200 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2023-09-30 20:03:03 +0200 |
| commit | 0335c034e7265d36d956e806f33202c94a8a9860 (patch) | |
| tree | 135dabd2b968ab97d046a84aa39df63151fa20b1 /drivers/net/wireless/mediatek/mt76/mt7921 | |
| parent | debd133ab2e2e06989c24e1a72be2b7997f30456 (diff) | |
| download | linux-0335c034e7265d36d956e806f33202c94a8a9860.tar.gz linux-0335c034e7265d36d956e806f33202c94a8a9860.tar.bz2 linux-0335c034e7265d36d956e806f33202c94a8a9860.zip | |
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/mt7921')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7921/main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index 62e6da1386aa..571b82ed9293 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -315,7 +315,7 @@ mt7921_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) mvif->sta.wcid.phy_idx = mvif->mt76.band_idx; mvif->sta.wcid.hw_key_idx = -1; mvif->sta.wcid.tx_info |= MT_WCID_TX_INFO_SET; - mt76_packet_id_init(&mvif->sta.wcid); + mt76_wcid_init(&mvif->sta.wcid); mt7921_mac_wtbl_update(dev, idx, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); |