linux-kernel - [PATCH mlx5-next 04/17] net/mlx5: Remove XFRM no

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Date:   Wed,  6 Apr 2022 11:25:39 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Jason Gunthorpe <jgg@...dia.com>, Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Saeed Mahameed <saeedm@...dia.com>
Cc:     Leon Romanovsky <leonro@...dia.com>, linux-kernel@...r.kernel.org,
        linux-rdma@...r.kernel.org, netdev@...r.kernel.org,
        Raed Salem <raeds@...dia.com>
Subject: [PATCH mlx5-next 04/17] net/mlx5: Remove XFRM no_trailer flag

From: Leon Romanovsky <leonro@...dia.com>

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

Reviewed-by: Raed Salem <raeds@...dia.com>
Signed-off-by: Leon Romanovsky <leonro@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c      | 2 --
 drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h      | 1 -
 drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c | 2 --
 3 files changed, 5 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index 213fbf63dde9..13f6fed74950 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/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) {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
index 51ae6145b6fe..6e4f0dbbd4e4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.h
+++ b/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;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
index 28e0500d4a48..8e0cf5e65100 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c
+++ b/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;
-- 
2.35.1