diff options
Diffstat (limited to 'net/dsa/dsa2.c')
| -rw-r--r-- | net/dsa/dsa2.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c index 56e46090526b..20bc9c56fca0 100644 --- a/net/dsa/dsa2.c +++ b/net/dsa/dsa2.c @@ -509,21 +509,22 @@ static int dsa_cpu_parse(struct dsa_port *port, u32 index, dst->cpu_dp->netdev = ethernet_dev; } + /* Initialize cpu_port_mask now for drv->setup() + * to have access to a correct value, just like what + * net/dsa/dsa.c::dsa_switch_setup_one does. + */ + ds->cpu_port_mask |= BIT(index); + tag_protocol = ds->ops->get_tag_protocol(ds); dst->tag_ops = dsa_resolve_tag_protocol(tag_protocol); if (IS_ERR(dst->tag_ops)) { dev_warn(ds->dev, "No tagger for this switch\n"); + ds->cpu_port_mask &= ~BIT(index); return PTR_ERR(dst->tag_ops); } dst->rcv = dst->tag_ops->rcv; - /* Initialize cpu_port_mask now for drv->setup() - * to have access to a correct value, just like what - * net/dsa/dsa.c::dsa_switch_setup_one does. - */ - ds->cpu_port_mask |= BIT(index); - return 0; } @@ -576,7 +577,7 @@ static int dsa_dst_parse(struct dsa_switch_tree *dst) return err; } - if (!dst->cpu_dp->netdev) { + if (!dst->cpu_dp) { pr_warn("Tree has no master device\n"); return -EINVAL; } |