This is a note to let you know that I've just added the patch titled wifi: mt76: dma: fix memory leak running mt76_dma_tx_cleanup to the 6.2-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: wifi-mt76-dma-fix-memory-leak-running-mt76_dma_tx_cl.patch and it can be found in the queue-6.2 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 01f6daa8b25ed6f7a77617274198c0982e1cf030 Author: Lorenzo Bianconi <lorenzo@xxxxxxxxxx> Date: Sun Jan 1 12:50:05 2023 +0100 wifi: mt76: dma: fix memory leak running mt76_dma_tx_cleanup [ Upstream commit 3f7dda36e0b6dfa2cd26191f754ba061ab8191f2 ] Fix device unregister memory leak and alway cleanup all configured rx queues in mt76_dma_tx_cleanup routine. Fixes: 52546e27787e ("wifi: mt76: add WED RX support to dma queue alloc") Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx> Signed-off-by: Felix Fietkau <nbd@xxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 06161815c180e..dee4449de9082 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -975,8 +975,7 @@ void mt76_dma_cleanup(struct mt76_dev *dev) struct mt76_queue *q = &dev->q_rx[i]; netif_napi_del(&dev->napi[i]); - if (FIELD_GET(MT_QFLAG_WED_TYPE, q->flags)) - mt76_dma_rx_cleanup(dev, q); + mt76_dma_rx_cleanup(dev, q); } mt76_free_pending_txwi(dev);