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mt76: mt7915: add missing bh-disable around tx napi enable/schedule

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napi_schedule() can call __raise_softirq_irqoff(), which can perform softirq
handling, so it must not be called in a pure process context with BH enabled.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau
2022-06-02 21:43:04 +02:00
parent 12fba11c7e
commit c0182aa985
1 changed files with 2 additions and 0 deletions
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2
drivers/net/wireless/mediatek/mt76/mt7915/mac.c
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@@ -2183,8 +2183,10 @@ void mt7915_mac_reset_work(struct work_struct *work)
mt76_worker_enable(&dev->mt76.tx_worker);
local_bh_disable();
napi_enable(&dev->mt76.tx_napi);
napi_schedule(&dev->mt76.tx_napi);
local_bh_enable();
ieee80211_wake_queues(mt76_hw(dev));
if (ext_phy)