diff options
Diffstat (limited to 'net/bridge/br_device.c')
| -rw-r--r-- | net/bridge/br_device.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index edb9967eb165..e682a668ce57 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -225,11 +225,10 @@ static int br_change_mtu(struct net_device *dev, int new_mtu) { struct net_bridge *br = netdev_priv(dev); - if (new_mtu > br_mtu(br, br_vlan_enabled(dev))) - return -EINVAL; - dev->mtu = new_mtu; + /* this flag will be cleared if the MTU was automatically adjusted */ + br->mtu_set_by_user = true; #if IS_ENABLED(CONFIG_BRIDGE_NETFILTER) /* remember the MTU in the rtable for PMTU */ dst_metric_set(&br->fake_rtable.dst, RTAX_MTU, new_mtu); |