From: Jianbo Liu <jianbol@nvidia.com>
Date: Sat, 1 Oct 2022 21:56:32 -0700
Subject: net/mlx5: E-Switch, Return EBUSY if can't get mode lock
Patch-mainline: v6.1-rc1
Git-commit: 794131c40850a9c68ba9955aa7749e92b903d73f
References: jsc#PED-1549

It is to avoid tc retrying during device mode change.

Signed-off-by: Jianbo Liu <jianbol@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_tc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -4463,7 +4463,7 @@ int mlx5e_configure_flower(struct net_de
 	int err = 0;
 
 	if (!mlx5_esw_hold(priv->mdev))
-		return -EAGAIN;
+		return -EBUSY;
 
 	mlx5_esw_get(priv->mdev);