[PATCH net-next 9/9 v3] net: ethernet: ixp4xx: Use parent dev for DMA pool

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Use the netdevice struct device .parent field when calling
dma_pool_create(): the .dma_coherent_mask and .dma_mask
pertains to the bus device on the hardware (platform)
bus in this case, not the struct device inside the network
device. This makes the pool allocation work.

Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
ChanegLog v2->v3:
- Rebased on v5.5-rc1
ChangeLog v1->v2:
- Rebase with the rest of the series.
- Tag for stable, this is pretty serious.
- I have no real idea when this stopped working.
---
 drivers/net/ethernet/xscale/ixp4xx_eth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c
index ee45215c4ba4..269596c15133 100644
--- a/drivers/net/ethernet/xscale/ixp4xx_eth.c
+++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c
@@ -1086,7 +1086,7 @@ static int init_queues(struct port *port)
 	int i;
 
 	if (!ports_open) {
-		dma_pool = dma_pool_create(DRV_NAME, &port->netdev->dev,
+		dma_pool = dma_pool_create(DRV_NAME, port->netdev->dev.parent,
 					   POOL_ALLOC_SIZE, 32, 0);
 		if (!dma_pool)
 			return -ENOMEM;
-- 
2.21.0




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