From: Tariq Toukan <tariqt@mellanox.com>
Date: Thu, 2 Jan 2020 16:17:41 +0200
Subject: net/mlx5e: Add missing LRO cap check
Patch-mainline: v5.7-rc1
Git-commit: 02377e6edf135289ebdf6ff4b40a422db4b780ff
References: jsc#SLE-15172
The LRO boolean state in params->lro_en must not be set in case
the NIC is not capable.
Enforce this check and remove the TODO comment.
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -4787,9 +4787,8 @@ void mlx5e_build_nic_params(struct mlx5e
mlx5e_build_rq_params(mdev, params);
/* HW LRO */
-
- /* TODO: && MLX5_CAP_ETH(mdev, lro_cap) */
- if (params->rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) {
+ if (MLX5_CAP_ETH(mdev, lro_cap) &&
+ params->rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) {
/* No XSK params: checking the availability of striding RQ in general. */
if (!mlx5e_rx_mpwqe_is_linear_skb(mdev, params, NULL))
params->lro_en = !slow_pci_heuristic(mdev);