diff options
Diffstat (limited to 'net/dsa/port.c')
| -rw-r--r-- | net/dsa/port.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/dsa/port.c b/net/dsa/port.c index 7bc2a5ad95c6..e9b5b50f8cf1 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -187,6 +187,18 @@ int dsa_port_ageing_time(struct dsa_port *dp, clock_t ageing_clock, return dsa_port_notify(dp, DSA_NOTIFIER_AGEING_TIME, &info); } +int dsa_port_pre_bridge_flags(const struct dsa_port *dp, unsigned long flags, + struct switchdev_trans *trans) +{ + struct dsa_switch *ds = dp->ds; + + if (!ds->ops->port_egress_floods || + (flags & ~(BR_FLOOD | BR_MCAST_FLOOD))) + return -EINVAL; + + return 0; +} + int dsa_port_bridge_flags(const struct dsa_port *dp, unsigned long flags, struct switchdev_trans *trans) { |