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authorRoi Dayan <roid@nvidia.com>2021-08-01 15:47:46 +0300
committerSaeed Mahameed <saeedm@nvidia.com>2021-08-09 20:56:38 -0700
commitc623c95afa56bf4bf64e4f58742dc94616ef83db (patch)
tree7f773161db915aaa49d8e99dd1c67a904efbdc71 /drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
parentd3875924dae632d5edd908d285fffc5f07c835a3 (diff)
net/mlx5e: Avoid creating tunnel headers for local route
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: a54e20b4fcae ("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>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
index 8f79f04eccd6..1e2d117082d4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
@@ -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;