diff options
| author | Felix Fietkau <nbd@nbd.name> | 2022-03-19 21:56:20 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-11-20 11:08:14 +0100 |
| commit | 77b2ab5cd1a4ef669f56ae1e064d607ea093d15a (patch) | |
| tree | 3aa96590fd762f38a42215bf4c19872ee6cad9f9 /drivers/net | |
| parent | 064b32f18db19dcedbc19e6bcaf49b10eabc7ffc (diff) | |
mt76: dma: use kzalloc instead of devm_kzalloc for txwi
[ Upstream commit 402e01092e79583923579662f244bc538f466f36 ]
dma unmap is already needed for cleanup anyway, so we don't need the extra
tracking and can save a bit of memory here
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Stable-dep-of: 317620593349 ("wifi: mt76: mt7603: improve stuck beacon handling")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/dma.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 69e0e68757f5..1344c88729a8 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -16,7 +16,7 @@ mt76_alloc_txwi(struct mt76_dev *dev) int size; size = L1_CACHE_ALIGN(dev->drv->txwi_size + sizeof(*t)); - txwi = devm_kzalloc(dev->dev, size, GFP_ATOMIC); + txwi = kzalloc(size, GFP_ATOMIC); if (!txwi) return NULL; @@ -73,9 +73,11 @@ mt76_free_pending_txwi(struct mt76_dev *dev) struct mt76_txwi_cache *t; local_bh_disable(); - while ((t = __mt76_get_txwi(dev)) != NULL) + while ((t = __mt76_get_txwi(dev)) != NULL) { dma_unmap_single(dev->dev, t->dma_addr, dev->drv->txwi_size, DMA_TO_DEVICE); + kfree(mt76_get_txwi_ptr(dev, t)); + } local_bh_enable(); } |