From 423b937e7dde1291fc0e87bb7a382aafde9d712a Mon Sep 17 00:00:00 2001 From: Ido Schimmel Date: Mon, 20 Jun 2016 23:04:03 +0200 Subject: [PATCH] mlxsw: spectrum: Use WARN_ON() return value Instead of checking for a condition and then issue the warning, just do it in one go and simplify the code. Signed-off-by: Ido Schimmel Signed-off-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index e55c685ee4f3..f297b10f3478 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -2980,10 +2980,8 @@ static int mlxsw_sp_port_vlan_link(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid = vlan_dev_vlan_id(vlan_dev); mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid); - if (!mlxsw_sp_vport) { - WARN_ON(!mlxsw_sp_vport); + if (WARN_ON(!mlxsw_sp_vport)) return -EINVAL; - } mlxsw_sp_vport->dev = vlan_dev; @@ -2997,10 +2995,8 @@ static int mlxsw_sp_port_vlan_unlink(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid = vlan_dev_vlan_id(vlan_dev); mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid); - if (!mlxsw_sp_vport) { - WARN_ON(!mlxsw_sp_vport); + if (WARN_ON(!mlxsw_sp_vport)) return -EINVAL; - } /* When removing a VLAN device while still bridged we should first * remove it from the bridge, as we receive the bridge's notification @@ -3236,10 +3232,8 @@ static int mlxsw_sp_vport_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_vport, int err; vfid = mlxsw_sp_br_vfid_find(mlxsw_sp, br_dev); - if (!vfid) { - WARN_ON(!vfid); + if (WARN_ON(!vfid)) return -EINVAL; - } /* We need a vFID to go back to after leaving the bridge's vFID. */ new_vfid = mlxsw_sp_vfid_find(mlxsw_sp, vid); @@ -3454,10 +3448,8 @@ static int mlxsw_sp_netdevice_vport_event(struct net_device *dev, case NETDEV_CHANGEUPPER: upper_dev = info->upper_dev; if (info->linking) { - if (!mlxsw_sp_vport) { - WARN_ON(!mlxsw_sp_vport); + if (WARN_ON(!mlxsw_sp_vport)) return -EINVAL; - } err = mlxsw_sp_vport_bridge_join(mlxsw_sp_vport, upper_dev); } else { -- 2.20.1