net: ethernet: mtk_eth_soc: fix L2 offloading with DSA untag offload

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[ Upstream commit 5f36ca1b84 ]

Check for skb metadata in order to detect the case where the DSA header
is not present.

Fixes: 2d7605a729 ("net: ethernet: mtk_eth_soc: enable hardware DSA untagging")
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Link: https://lore.kernel.org/r/20230330120840.52079-2-nbd@nbd.name
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Felix Fietkau 2023-03-30 14:08:39 +02:00 • committed by Greg Kroah-Hartman

parent eabc532d9b

commit 4f3741030c

2 changed files with 7 additions and 4 deletions

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6

drivers/net/ethernet/mediatek/mtk_eth_soc.c

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5

drivers/net/ethernet/mediatek/mtk_ppe.c

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