diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index bca0354482cb..88699e678544 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -2125,9 +2125,14 @@ static void mlxsw_sp_pude_event_func(const struct mlxsw_reg_info *reg, struct mlxsw_sp *mlxsw_sp = priv; struct mlxsw_sp_port *mlxsw_sp_port; enum mlxsw_reg_pude_oper_status status; + unsigned int max_ports; u8 local_port; + max_ports = mlxsw_core_max_ports(mlxsw_sp->core); local_port = mlxsw_reg_pude_local_port_get(pude_pl); + + if (WARN_ON_ONCE(local_port >= max_ports)) + return; mlxsw_sp_port = mlxsw_sp->ports[local_port]; if (!mlxsw_sp_port) return; |