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authorLeon Romanovsky <leonro@nvidia.com>2023-04-20 11:02:47 +0300
committerDavid S. Miller <davem@davemloft.net>2023-04-21 11:49:47 +0100
commite239e31ae8026b85e225941eb3f2cd7deb24f0d1 (patch)
tree59d59f977a1e5f47f3b63f9ff8508695cf352269 /drivers/net
parent35226750f7ab9d49140d95bc7d38a2a9b0f4fdfc (diff)
net/mlx5e: Fix FW error while setting IPsec policy block action
When trying to set IPsec policy block action the following error is generated: mlx5_cmd_out_err:803:(pid 3426): SET_FLOW_TABLE_ENTRY(0x936) op_mod(0x0) failed, status bad parameter(0x3), syndrome (0x8708c3), err(-22) This error means that drop action is not allowed when modify action is set, so update the code to skip modify header for XFRM_POLICY_BLOCK action. Fixes: 6721239672fe ("net/mlx5e: Skip IPsec encryption for TX path without matching policy") Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Reviewed-by: Simon Horman <simon.horman@corigine.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
index 5a8fcd30fcb1..dbe87bf89c0d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
@@ -1252,16 +1252,16 @@ static int tx_add_policy(struct mlx5e_ipsec_pol_entry *pol_entry)
setup_fte_no_frags(spec);
setup_fte_upper_proto_match(spec, &attrs->upspec);
- if (attrs->reqid) {
+ switch (attrs->action) {
+ case XFRM_POLICY_ALLOW:
+ flow_act.action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
+ if (!attrs->reqid)
+ break;
+
err = setup_modify_header(mdev, attrs->reqid,
XFRM_DEV_OFFLOAD_OUT, &flow_act);
if (err)
goto err_mod_header;
- }
-
- switch (attrs->action) {
- case XFRM_POLICY_ALLOW:
- flow_act.action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
break;
case XFRM_POLICY_BLOCK:
flow_act.action |= MLX5_FLOW_CONTEXT_ACTION_DROP |
@@ -1273,7 +1273,7 @@ static int tx_add_policy(struct mlx5e_ipsec_pol_entry *pol_entry)
default:
WARN_ON(true);
err = -EINVAL;
- goto err_action;
+ goto err_mod_header;
}
flow_act.flags |= FLOW_ACT_NO_APPEND;
@@ -1293,7 +1293,7 @@ static int tx_add_policy(struct mlx5e_ipsec_pol_entry *pol_entry)
return 0;
err_action:
- if (attrs->reqid)
+ if (flow_act.modify_hdr)
mlx5_modify_header_dealloc(mdev, flow_act.modify_hdr);
err_mod_header:
kvfree(spec);