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| author | Felix Fietkau <nbd@nbd.name> | 2022-03-19 21:56:20 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2022-05-13 09:39:34 +0200 |
| commit | 402e01092e79583923579662f244bc538f466f36 (patch) | |
| tree | 930ade8de46636f2ad8f52abe1c0d896295673a2 /drivers/net/wireless | |
| parent | 9912a4639d1a0b7f2a7df269bf07069590b98444 (diff) | |
| download | linux-402e01092e79583923579662f244bc538f466f36.tar.bz2 | |
mt76: dma: use kzalloc instead of devm_kzalloc for txwi
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>
Diffstat (limited to 'drivers/net/wireless')
| -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 02daeefb0761..09dc37bbf112 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(); } |