mirror/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

wifi: mt76: mt7915: hold dev->mt76.mutex while disabling tx worker

Browse Source 
Prevent racing against other functions disabling the same worker

Link: https://patch.msgid.link/20240827093011.18621-17-nbd@nbd.name
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau
2024-08-27 11:30:04 +02:00
parent f2cc859149
commit 8f7152f10c
1 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/wireless/mediatek/mt76/mt7915/mac.c
View File

@@ -1538,12 +1538,14 @@ void mt7915_mac_reset_work(struct work_struct *work)
set_bit(MT76_RESET, &phy2->mt76->state);
cancel_delayed_work_sync(&phy2->mt76->mac_work);
}
mutex_lock(&dev->mt76.mutex);
mt76_worker_disable(&dev->mt76.tx_worker);
mt76_for_each_q_rx(&dev->mt76, i)
napi_disable(&dev->mt76.napi[i]);
napi_disable(&dev->mt76.tx_napi);
mutex_lock(&dev->mt76.mutex);
if (mtk_wed_device_active(&dev->mt76.mmio.wed))
mtk_wed_device_stop(&dev->mt76.mmio.wed);