[PATCH net] macmace: Set platform device coherent_dma_mask
From: Finn Thain <hidden>
Date: 2018-05-03 04:23:55
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Set the device's coherent_dma_mask to avoid a WARNING splat.
Please see commit 205e1b7f51e4 ("dma-mapping: warn when there is
no coherent_dma_mask").
Cc: linux-m68k@lists.linux-m68k.org
Tested-by: Stan Johnson <redacted>
Signed-off-by: Finn Thain <redacted>
---
drivers/net/ethernet/apple/macmace.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/net/ethernet/apple/macmace.c b/drivers/net/ethernet/apple/macmace.c
index 137cbb470af2..98292c49ecf0 100644
--- a/drivers/net/ethernet/apple/macmace.c
+++ b/drivers/net/ethernet/apple/macmace.c@@ -203,6 +203,10 @@ static int mace_probe(struct platform_device *pdev) unsigned char checksum = 0; int err; + err = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + if (err) + return err; + dev = alloc_etherdev(PRIV_BYTES); if (!dev) return -ENOMEM;
--
2.16.1