From: Roi Dayan <roid@nvidia.com>
Date: Tue, 31 Jan 2023 12:04:30 +0200
Subject: [PATCH] net/mlx5e: Verify flow_source cap before using it
References: bsc#1012628
Patch-mainline: 6.2.5
Git-commit: 1bf8b0dae8dde6f02520a5ea34fdaa3b39342e69
[ Upstream commit 1bf8b0dae8dde6f02520a5ea34fdaa3b39342e69 ]
When adding send to vport rule verify flow_source matching is
supported by checking the flow_source cap.
Fixes: d04442540372 ("net/mlx5: E-Switch, set flow source for send to uplink rule")
Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Maor Dickman <maord@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index c981fa77..f3b74cb6 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -1070,7 +1070,8 @@ mlx5_eswitch_add_send_to_vport_rule(struct mlx5_eswitch *on_esw,
dest.vport.flags |= MLX5_FLOW_DEST_VPORT_VHCA_ID;
flow_act.action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
- if (rep->vport == MLX5_VPORT_UPLINK)
+ if (MLX5_CAP_ESW_FLOWTABLE(on_esw->dev, flow_source) &&
+ rep->vport == MLX5_VPORT_UPLINK)
spec->flow_context.flow_source = MLX5_FLOW_CONTEXT_FLOW_SOURCE_LOCAL_VPORT;
flow_rule = mlx5_add_flow_rules(mlx5_eswitch_get_slow_fdb(on_esw),
--
2.35.3