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authorPetr Machata <petrm@mellanox.com>2018-12-13 11:54:41 +0000
committerDavid S. Miller <davem@davemloft.net>2018-12-13 18:41:38 -0800
commit61345fab484b97cca47149c90396c74ac76072f5 (patch)
tree24076d11d7789ae27d2782755bbff153cf50e3cb /drivers
parentb89df65c5e2ab2ce674997e44e87452f4d2e9b05 (diff)
downloadlinux-61345fab484b97cca47149c90396c74ac76072f5.tar.bz2
net: ipvlan: Issue NETDEV_PRE_CHANGEADDR
A NETDEV_CHANGEADDR event implies a change of address of each of the IPVLANs of this IPVLAN device. Therefore propagate NETDEV_PRE_CHANGEADDR to all the IPVLANs. Signed-off-by: Petr Machata <petrm@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ipvlan/ipvlan_main.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index 723a3f663c06..19bdde60680c 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -759,10 +759,13 @@ EXPORT_SYMBOL_GPL(ipvlan_link_register);
static int ipvlan_device_event(struct notifier_block *unused,
unsigned long event, void *ptr)
{
+ struct netlink_ext_ack *extack = netdev_notifier_info_to_extack(ptr);
+ struct netdev_notifier_pre_changeaddr_info *prechaddr_info;
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
struct ipvl_dev *ipvlan, *next;
struct ipvl_port *port;
LIST_HEAD(lst_kill);
+ int err;
if (!netif_is_ipvlan_port(dev))
return NOTIFY_DONE;
@@ -818,6 +821,17 @@ static int ipvlan_device_event(struct notifier_block *unused,
ipvlan_adjust_mtu(ipvlan, dev);
break;
+ case NETDEV_PRE_CHANGEADDR:
+ prechaddr_info = ptr;
+ list_for_each_entry(ipvlan, &port->ipvlans, pnode) {
+ err = dev_pre_changeaddr_notify(ipvlan->dev,
+ prechaddr_info->dev_addr,
+ extack);
+ if (err)
+ return notifier_from_errno(err);
+ }
+ break;
+
case NETDEV_CHANGEADDR:
list_for_each_entry(ipvlan, &port->ipvlans, pnode) {
ether_addr_copy(ipvlan->dev->dev_addr, dev->dev_addr);