[PATCH net-next 3/4] mlxsw: spectrum_acl: Add extack messages
From: Ido Schimmel <hidden>
Date: 2018-07-24 15:21:01
Subsystem:
mellanox ethernet switch drivers, networking drivers, the rest · Maintainers:
Ido Schimmel, Petr Machata, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Nir Dotan <redacted> Return extack messages for failures in action set creation. Messages provide reasons for not being able to implement the action in HW. Signed-off-by: Nir Dotan <redacted> Reviewed-by: Jiri Pirko <redacted> Signed-off-by: Ido Schimmel <redacted> --- .../net/ethernet/mellanox/mlxsw/spectrum_acl.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
index c97d40ccf7ad..6a38763ad261 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c@@ -546,11 +546,15 @@ int mlxsw_sp_acl_rulei_act_fwd(struct mlxsw_sp *mlxsw_sp, bool in_port; if (out_dev) { - if (!mlxsw_sp_port_dev_check(out_dev)) + if (!mlxsw_sp_port_dev_check(out_dev)) { + NL_SET_ERR_MSG_MOD(extack, "Invalid output device"); return -EINVAL; + } mlxsw_sp_port = netdev_priv(out_dev); - if (mlxsw_sp_port->mlxsw_sp != mlxsw_sp) + if (mlxsw_sp_port->mlxsw_sp != mlxsw_sp) { + NL_SET_ERR_MSG_MOD(extack, "Invalid output device"); return -EINVAL; + } local_port = mlxsw_sp_port->local_port; in_port = false; } else {
@@ -573,9 +577,10 @@ int mlxsw_sp_acl_rulei_act_mirror(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_acl_block_binding *binding; struct mlxsw_sp_port *in_port; - if (!list_is_singular(&block->binding_list)) + if (!list_is_singular(&block->binding_list)) { + NL_SET_ERR_MSG_MOD(extack, "Only a single mirror source is allowed"); return -EOPNOTSUPP; - + } binding = list_first_entry(&block->binding_list, struct mlxsw_sp_acl_block_binding, list); in_port = binding->mlxsw_sp_port;
@@ -603,6 +608,7 @@ int mlxsw_sp_acl_rulei_act_vlan(struct mlxsw_sp *mlxsw_sp, ethertype = 1; break; default: + NL_SET_ERR_MSG_MOD(extack, "Unsupported VLAN protocol"); dev_err(mlxsw_sp->bus_info->dev, "Unsupported VLAN protocol %#04x\n", proto); return -EINVAL;
@@ -612,6 +618,7 @@ int mlxsw_sp_acl_rulei_act_vlan(struct mlxsw_sp *mlxsw_sp, vid, prio, ethertype, extack); } else { + NL_SET_ERR_MSG_MOD(extack, "Unsupported VLAN action"); dev_err(mlxsw_sp->bus_info->dev, "Unsupported VLAN action\n"); return -EINVAL; }
--
2.17.1