diff options
Diffstat (limited to 'net/dsa/dsa.c')
| -rw-r--r-- | net/dsa/dsa.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index ac7be864e80d..a2479f133005 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -1510,6 +1510,17 @@ static int dsa_switch_probe(struct dsa_switch *ds) if (!ds->num_ports) return -EINVAL; + if (ds->phylink_mac_ops) { + if (ds->ops->phylink_mac_select_pcs || + ds->ops->phylink_mac_prepare || + ds->ops->phylink_mac_config || + ds->ops->phylink_mac_finish || + ds->ops->phylink_mac_link_down || + ds->ops->phylink_mac_link_up || + ds->ops->adjust_link) + return -EINVAL; + } + if (np) { err = dsa_switch_parse_of(ds, np); if (err) |