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authorDavid S. Miller <davem@davemloft.net>2014-06-03 23:32:12 -0700
committerDavid S. Miller <davem@davemloft.net>2014-06-03 23:32:12 -0700
commitc99f7abf0e69987e4add567e155e042cb1f2a20b (patch)
treed23898dc30ed25c1dae9bb6325041027d412397a /drivers/net/team
parent92ff71b8fe9cd9c673615fc6f3870af7376d7c84 (diff)
parentd8b0426af5b67973585712c9af36b86f6ea97815 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: include/net/inetpeer.h net/ipv6/output_core.c Changes in net were fixing bugs in code removed in net-next. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/team')
-rw-r--r--drivers/net/team/team.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 9a9ce8debefa..b4958c7ffa84 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1724,6 +1724,7 @@ static int team_change_mtu(struct net_device *dev, int new_mtu)
* to traverse list in reverse under rcu_read_lock
*/
mutex_lock(&team->lock);
+ team->port_mtu_change_allowed = true;
list_for_each_entry(port, &team->port_list, list) {
err = dev_set_mtu(port->dev, new_mtu);
if (err) {
@@ -1732,6 +1733,7 @@ static int team_change_mtu(struct net_device *dev, int new_mtu)
goto unwind;
}
}
+ team->port_mtu_change_allowed = false;
mutex_unlock(&team->lock);
dev->mtu = new_mtu;
@@ -1741,6 +1743,7 @@ static int team_change_mtu(struct net_device *dev, int new_mtu)
unwind:
list_for_each_entry_continue_reverse(port, &team->port_list, list)
dev_set_mtu(port->dev, dev->mtu);
+ team->port_mtu_change_allowed = false;
mutex_unlock(&team->lock);
return err;
@@ -2851,7 +2854,9 @@ static int team_device_event(struct notifier_block *unused,
break;
case NETDEV_PRECHANGEMTU:
/* Forbid to change mtu of underlaying device */
- return NOTIFY_BAD;
+ if (!port->team->port_mtu_change_allowed)
+ return NOTIFY_BAD;
+ break;
case NETDEV_PRE_TYPE_CHANGE:
/* Forbid to change type of underlaying device */
return NOTIFY_BAD;