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-rw-r--r--net/bridge/br_device.c3
-rw-r--r--net/bridge/br_fdb.c10
2 files changed, 6 insertions, 7 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 89a687f3c0a3..c08e02b67818 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -185,7 +185,7 @@ static struct rtnl_link_stats64 *br_get_stats64(struct net_device *dev,
static int br_change_mtu(struct net_device *dev, int new_mtu)
{
struct net_bridge *br = netdev_priv(dev);
- if (new_mtu < 68 || new_mtu > br_min_mtu(br))
+ if (new_mtu > br_min_mtu(br))
return -EINVAL;
dev->mtu = new_mtu;
@@ -410,6 +410,7 @@ void br_dev_setup(struct net_device *dev)
br->bridge_hello_time = br->hello_time = 2 * HZ;
br->bridge_forward_delay = br->forward_delay = 15 * HZ;
br->ageing_time = BR_DEFAULT_AGEING_TIME;
+ dev->max_mtu = ETH_MAX_MTU;
br_netfilter_rtable_init(br);
br_stp_timer_init(br);
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 6b43c8c88f19..e4a4176171c9 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -535,9 +535,8 @@ static int fdb_insert(struct net_bridge *br, struct net_bridge_port *source,
*/
if (fdb->is_local)
return 0;
- br_warn(br, "adding interface %s with same address "
- "as a received packet\n",
- source ? source->dev->name : br->dev->name);
+ br_warn(br, "adding interface %s with same address as a received packet (addr:%pM, vlan:%u)\n",
+ source ? source->dev->name : br->dev->name, addr, vid);
fdb_delete(br, fdb);
}
@@ -583,9 +582,8 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
/* attempt to update an entry for a local interface */
if (unlikely(fdb->is_local)) {
if (net_ratelimit())
- br_warn(br, "received packet on %s with "
- "own address as source address\n",
- source->dev->name);
+ br_warn(br, "received packet on %s with own address as source address (addr:%pM, vlan:%u)\n",
+ source->dev->name, addr, vid);
} else {
/* fastpath: update of existing entry */
if (unlikely(source != fdb->dst)) {