diff options
| author |   Mark Bloch <mbloch@nvidia.com> | 2021-08-11 16:40:16 +0300 |
|---|---|---|
| committer |   Saeed Mahameed <saeedm@nvidia.com> | 2021-09-07 14:16:49 -0700 |
| commit | da8252d5805d4a80120a0c2151277e5fb9e8aa9e (patch) | |
| tree | 4e4110bafe5fcba51cf6b6336475422eecdddb05 /drivers/net | |
| parent | net/mlx5: Fix rdma aux device on devlink reload (diff) | |
| download | linux-dev-da8252d5805d4a80120a0c2151277e5fb9e8aa9e.tar.xz linux-dev-da8252d5805d4a80120a0c2151277e5fb9e8aa9e.zip | |
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: cac1eb2cf2e3 ("net/mlx5: Lag, properly lock eswitch if needed")
Signed-off-by: Mark Bloch <mbloch@nvidia.com>
Reviewed-by: Maor Gottlieb <maorg@nvidia.com>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/lag.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 49ca57c6d31d..ca5690b0a7ab 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -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); |