[v2 02/10] net/mlx5/hws: add check for not supported fields in VXLAN

[Itamar Gozlan]

From: Erez Shitrit <ere...@nvidia.com>

Don't allow the user to mask over rsvd1 / rsvd2 fields which are not
supported.

Fixes: dbff89ef806f ("net/mlx5/hws: fix tunnel protocol checks")
Signed-off-by: Erez Shitrit <ere...@nvidia.com>
Acked-by: Matan Azrad <ma...@nvidia.com>
---
 drivers/net/mlx5/hws/mlx5dr_definer.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/mlx5/hws/mlx5dr_definer.c 
b/drivers/net/mlx5/hws/mlx5dr_definer.c
index 79d98bbf78..8b8757ecac 100644
--- a/drivers/net/mlx5/hws/mlx5dr_definer.c
+++ b/drivers/net/mlx5/hws/mlx5dr_definer.c
@@ -1414,6 +1414,13 @@ mlx5dr_definer_conv_item_vxlan(struct 
mlx5dr_definer_conv_data *cd,
        struct mlx5dr_definer_fc *fc;
        bool inner = cd->tunnel;
 
+       if (m && (m->rsvd0[0] != 0 || m->rsvd0[1] != 0 || m->rsvd0[2] != 0 ||
+           m->rsvd1 != 0)) {
+               DR_LOG(ERR, "reserved fields are not supported");
+               rte_errno = ENOTSUP;
+               return rte_errno;
+       }
+
        if (inner) {
                DR_LOG(ERR, "Inner VXLAN item not supported");
                rte_errno = ENOTSUP;
-- 
2.39.3