net/mlx5: Fix mlx5_cmd_update_root_ft() error flow

The cited patch change mlx5_cmd_update_root_ft() to work with multiple
peer devices. However, it didn't align the error flow as well.
Hence, Fix the error code to work with multiple peer devices.

Fixes: 222dd185833e ("{net/RDMA}/mlx5: introduce lag_for_each_peer")
Signed-off-by: Shay Drory <shayd@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
index aab7059..244cfd4 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
@@ -245,12 +245,20 @@ static int mlx5_cmd_update_root_ft(struct mlx5_flow_root_namespace *ns,
            mlx5_lag_is_shared_fdb(dev) &&
            mlx5_lag_is_master(dev)) {
                struct mlx5_core_dev *peer_dev;
-               int i;
+               int i, j;
 
                mlx5_lag_for_each_peer_mdev(dev, peer_dev, i) {
                        err = mlx5_cmd_set_slave_root_fdb(dev, peer_dev, !disconnect,
                                                          (!disconnect) ? ft->id : 0);
                        if (err && !disconnect) {
+                               mlx5_lag_for_each_peer_mdev(dev, peer_dev, j) {
+                                       if (j < i)
+                                               mlx5_cmd_set_slave_root_fdb(dev, peer_dev, 1,
+                                                                           ns->root_ft->id);
+                                       else
+                                               break;
+                               }
+
                                MLX5_SET(set_flow_table_root_in, in, op_mod, 0);
                                MLX5_SET(set_flow_table_root_in, in, table_id,
                                         ns->root_ft->id);