net/mlx5: LAG, change mlx5_shared_fdb_supported() to static

mlx5_shared_fdb_supported() is used only in a single file. Change the
function to be static.
Signed-off-by: Shay Drory <shayd@nvidia.com>
Reviewed-by: Mark Bloch <mbloch@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

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

@@ -815,7 +815,7 @@ void mlx5_disable_lag(struct mlx5_lag *ldev)
 				mlx5_eswitch_reload_reps(ldev->pf[i].dev->priv.eswitch);
 }
 
-bool mlx5_shared_fdb_supported(struct mlx5_lag *ldev)
+static bool mlx5_shared_fdb_supported(struct mlx5_lag *ldev)
 {
 	struct mlx5_core_dev *dev;
 	int i;

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

@@ -111,7 +111,6 @@ int mlx5_activate_lag(struct mlx5_lag *ldev,
 		      bool shared_fdb);
 int mlx5_lag_dev_get_netdev_idx(struct mlx5_lag *ldev,
 				struct net_device *ndev);
-bool mlx5_shared_fdb_supported(struct mlx5_lag *ldev);
 
 char *mlx5_get_str_port_sel_mode(enum mlx5_lag_mode mode, unsigned long flags);
 void mlx5_infer_tx_enabled(struct lag_tracker *tracker, u8 num_ports,