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net/mlx5e: Avoid creating tunnel headers for local route

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It could be local and remote are on the same machine and the route
result will be a local route which will result in creating encap id
with src/dst mac address of 0.

Fixes: a54e20b4fc ("net/mlx5e: Add basic TC tunnel set action for SRIOV offloads")
Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Maor Dickman <maord@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Roi Dayan 2021-08-01 15:47:46 +03:00 committed by Saeed Mahameed
parent d3875924da
commit c623c95afa
1 changed files with 5 additions and 0 deletions
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5
drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
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@ -124,6 +124,11 @@ static int mlx5e_route_lookup_ipv4_get(struct mlx5e_priv *priv,
if (IS_ERR(rt))
return PTR_ERR(rt);
if (rt->rt_type != RTN_UNICAST) {
ret = -ENETUNREACH;
goto err_rt_release;
}
if (mlx5_lag_is_multipath(mdev) && rt->rt_gw_family != AF_INET) {
ret = -ENETUNREACH;
goto err_rt_release;