diff options
| -rw-r--r-- | net/dsa/slave.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 798944aa847a..ac2ca5f75af3 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -1528,6 +1528,7 @@ int dsa_slave_change_mtu(struct net_device *dev, int new_mtu) struct dsa_port *dp = dsa_slave_to_port(dev); struct dsa_slave_priv *p = netdev_priv(dev); struct dsa_switch *ds = p->dp->ds; + struct dsa_port *dp_iter; struct dsa_port *cpu_dp; int port = p->dp->index; int largest_mtu = 0; @@ -1535,31 +1536,31 @@ int dsa_slave_change_mtu(struct net_device *dev, int new_mtu) int old_master_mtu; int mtu_limit; int cpu_mtu; - int err, i; + int err; if (!ds->ops->port_change_mtu) return -EOPNOTSUPP; - for (i = 0; i < ds->num_ports; i++) { + list_for_each_entry(dp_iter, &ds->dst->ports, list) { int slave_mtu; - if (!dsa_is_user_port(ds, i)) + if (!dsa_port_is_user(dp_iter)) continue; /* During probe, this function will be called for each slave * device, while not all of them have been allocated. That's * ok, it doesn't change what the maximum is, so ignore it. */ - if (!dsa_to_port(ds, i)->slave) + if (!dp_iter->slave) continue; /* Pretend that we already applied the setting, which we * actually haven't (still haven't done all integrity checks) */ - if (i == port) + if (dp_iter == dp) slave_mtu = new_mtu; else - slave_mtu = dsa_to_port(ds, i)->slave->mtu; + slave_mtu = dp_iter->slave->mtu; if (largest_mtu < slave_mtu) largest_mtu = slave_mtu; |