net/mlx5: Remove XFRM no_trailer flag

Only FPGA needed this NO_TRAILER flag, so remove this assignment.

Link: https://lore.kernel.org/r/636d75421e1ca4254a062537eea001ab0e50e19b.1649232994.git.leonro@nvidia.comReviewed-by: Raed Salem <raeds@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>

drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c

@@ -426,8 +426,6 @@ int mlx5e_ipsec_init(struct mlx5e_priv *priv)
 	hash_init(ipsec->sadb_rx);
 	spin_lock_init(&ipsec->sadb_rx_lock);
 	ipsec->en_priv = priv;
-	ipsec->no_trailer = !!(mlx5_accel_ipsec_device_caps(priv->mdev) &
-			       MLX5_ACCEL_IPSEC_CAP_RX_NO_TRAILER);
 	ipsec->wq = alloc_ordered_workqueue("mlx5e_ipsec: %s", 0,
 					    priv->netdev->name);
 	if (!ipsec->wq) {

drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h

@@ -81,7 +81,6 @@ struct mlx5e_ipsec_tx;
 struct mlx5e_ipsec {
 	struct mlx5e_priv *en_priv;
 	DECLARE_HASHTABLE(sadb_rx, MLX5E_IPSEC_SADB_RX_BITS);
-	bool no_trailer;
 	spinlock_t sadb_rx_lock; /* Protects sadb_rx */
 	struct mlx5e_ipsec_sw_stats sw_stats;
 	struct mlx5e_ipsec_stats stats;

drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c

@@ -347,8 +347,6 @@ void mlx5e_ipsec_offload_handle_rx_skb(struct net_device *netdev,
 	switch (MLX5_IPSEC_METADATA_SYNDROM(ipsec_meta_data)) {
 	case MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_DECRYPTED:
 		xo->status = CRYPTO_SUCCESS;
-		if (WARN_ON_ONCE(priv->ipsec->no_trailer))
-			xo->flags |= XFRM_ESP_NO_TRAILER;
 		break;
 	case MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_AUTH_FAILED:
 		xo->status = CRYPTO_TUNNEL_ESP_AUTH_FAILED;