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net/mlx5: fix validation of MLPS-in-GRE

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Multiple tunnel isn't allowed but MPLS over GRE should be accepted.

Fixes: 23c1d42c7138 ("net/mlx5: split flow validation to dedicated function")

Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
Acked-by: Shahaf Shuler <shahafs@mellanox.com>
This commit is contained in:
Yongseok Koh 2018-10-30 07:53:07 +00:00 committed by Ferruh Yigit
parent 2720f833d4
commit 3bcc6d6a83
1 changed files with 3 additions and 1 deletions
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4
drivers/net/mlx5/mlx5_flow.c
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@ -1619,7 +1619,9 @@ mlx5_flow_validate_item_mpls(const struct rte_flow_item *item __rte_unused,
RTE_FLOW_ERROR_TYPE_ITEM, item,
"protocol filtering not compatible"
" with MPLS layer");
if (item_flags & MLX5_FLOW_LAYER_TUNNEL)
/* Multi-tunnel isn't allowed but MPLS over GRE is an exception. */
if ((item_flags & MLX5_FLOW_LAYER_TUNNEL) &&
!(item_flags & MLX5_FLOW_LAYER_GRE))
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM, item,
"multiple tunnel layers not"