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authorAya Levin <ayal@nvidia.com>2021-09-23 09:51:45 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-09-30 10:09:23 +0200
commitd0f4a2eeebbe0cbdb0e493733f8578e334074cb4 (patch)
treef808d3eb26e767e1f756fa58caef7656bcb70239
parentae7b957ef0032bc0267aac9476dec7cfd00a9dde (diff)
net/mlx4_en: Don't allow aRFS for encapsulated packets
[ Upstream commit fdbccea419dc782079ce5881d2705cc9e3881480 ] Driver doesn't support aRFS for encapsulated packets, return early error in such a case. Fixes: 1eb8c695bda9 ("net/mlx4_en: Add accelerated RFS support") Signed-off-by: Aya Levin <ayal@nvidia.com> Signed-off-by: Tariq Toukan <tariqt@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_netdev.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index cd165e52ed33..d029179a4804 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -371,6 +371,9 @@ mlx4_en_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb,
int nhoff = skb_network_offset(skb);
int ret = 0;
+ if (skb->encapsulation)
+ return -EPROTONOSUPPORT;
+
if (skb->protocol != htons(ETH_P_IP))
return -EPROTONOSUPPORT;