net/mlx4_en: Don't allow aRFS for encapsulated packets
authorAya Levin <ayal@nvidia.com>
Thu, 23 Sep 2021 06:51:45 +0000 (09:51 +0300)
committerDavid S. Miller <davem@davemloft.net>
Thu, 23 Sep 2021 12:17:39 +0000 (13:17 +0100)
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>
drivers/net/ethernet/mellanox/mlx4/en_netdev.c

index 3515463..8af7f28 100644 (file)
@@ -372,6 +372,9 @@ 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;