netdev - [PATCH net-next] net: stmmac: propagate feature flags to vlan

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Date:   Tue, 11 Apr 2023 15:00:28 +0200
From:   Corinna Vinschen <vinschen@...hat.com>
To:     netdev@...r.kernel.org,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        alexandre.torgue@...s.st.com, Jose Abreu <joabreu@...opsys.com>
Subject: [PATCH net-next] net: stmmac: propagate feature flags to vlan

stmmac_dev_probe doesn't propagate feature flags to VLANs.  So features
like TX offloading don't correspond with the general features and it's
not possible to manipulate features via ethtool -K to affect VLANs.

Signed-off-by: Corinna Vinschen <vinschen@...hat.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index e590b6fc4761..308d4ee12d41 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -7216,6 +7216,8 @@ int stmmac_dvr_probe(struct device *device,
 	if (priv->dma_cap.rssen && priv->plat->rss_en)
 		ndev->features |= NETIF_F_RXHASH;
 
+	ndev->vlan_features |= ndev->features;
+
 	/* MTU range: 46 - hw-specific max */
 	ndev->min_mtu = ETH_ZLEN - ETH_HLEN;
 	if (priv->plat->has_xgmac)
-- 
2.39.1