Commit 6e4f584e authored by Felix Fietkau's avatar Felix Fietkau
Browse files

mt76: mt7615: do not do any work in napi poll after calling napi_complete_done() 



Fixes a race condition where multiple tx cleanup tasks could run in parallel

Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 2c270b0e

drivers/net/wireless/mediatek/mt76/mt7615/dma.c

+3 −5
Original line number Diff line number Diff line
@@ -117,14 +117,12 @@ static int mt7615_poll_tx(struct napi_struct *napi, int budget) 


	mt7615_tx_cleanup(dev);



	if (napi_complete_done(napi, 0))

		mt7615_irq_enable(dev, MT_INT_TX_DONE_ALL);



	mt7615_tx_cleanup(dev);



	mt7615_pm_power_save_sched(dev);

	tasklet_schedule(&dev->mt76.tx_tasklet);



	if (napi_complete_done(napi, 0))

		mt7615_irq_enable(dev, MT_INT_TX_DONE_ALL);



	return 0;

}