diff options
Diffstat (limited to 'net/dsa/dsa.c')
| -rw-r--r-- | net/dsa/dsa.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 5b01a0e43ebe..534336a60613 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -1544,6 +1544,11 @@ static int dsa_switch_probe(struct dsa_switch *ds) if (!ds->num_ports) return -EINVAL; + if (!ds->phylink_mac_ops) { + dev_err(ds->dev, "DSA switch driver does not provide phylink MAC operations"); + return -EINVAL; + } + if (np) { err = dsa_switch_parse_of(ds, np); if (err) |