Commit da8252d5 authored by Mark Bloch's avatar Mark Bloch Committed by Saeed Mahameed
Browse files

net/mlx5: Lag, don't update lag if lag isn't supported 



In NICs that don't support LAG, the LAG control structure won't be
allocated. If it wasn't allocated it means LAG doesn't exists and can be
skipped.

Fixes: cac1eb2c ("net/mlx5: Lag, properly lock eswitch if needed")
Signed-off-by: default avatarMark Bloch <mbloch@nvidia.com>
Reviewed-by: default avatarMaor Gottlieb <maorg@nvidia.com>
Reviewed-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
parent 897ae4b4

drivers/net/ethernet/mellanox/mlx5/core/lag.c

+8 −2
Original line number Diff line number Diff line
@@ -927,9 +927,12 @@ void mlx5_lag_disable_change(struct mlx5_core_dev *dev) 
	struct mlx5_core_dev *dev1;

	struct mlx5_lag *ldev;



	ldev = mlx5_lag_dev(dev);

	if (!ldev)

		return;



	mlx5_dev_list_lock();



	ldev = mlx5_lag_dev(dev);

	dev0 = ldev->pf[MLX5_LAG_P1].dev;

	dev1 = ldev->pf[MLX5_LAG_P2].dev;
@@ -946,8 +949,11 @@ void mlx5_lag_enable_change(struct mlx5_core_dev *dev) 
{

	struct mlx5_lag *ldev;



	mlx5_dev_list_lock();

	ldev = mlx5_lag_dev(dev);

	if (!ldev)

		return;



	mlx5_dev_list_lock();

	ldev->mode_changes_in_progress--;

	mlx5_dev_list_unlock();

	mlx5_queue_bond_work(ldev, 0);