diff options
Diffstat (limited to 'drivers/net/team/team.c')
-rw-r--r-- | drivers/net/team/team.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 6a047d30e8c6..db633ae9f784 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1104,10 +1104,7 @@ static void team_port_disable_netpoll(struct team_port *port) return; port->np = NULL; - /* Wait for transmitting packets to finish before freeing. */ - synchronize_rcu_bh(); - __netpoll_cleanup(np); - kfree(np); + __netpoll_free(np); } #else static int team_port_enable_netpoll(struct team_port *port) @@ -1167,6 +1164,12 @@ static int team_port_add(struct team *team, struct net_device *port_dev, return -EBUSY; } + if (dev == port_dev) { + NL_SET_ERR_MSG(extack, "Cannot enslave team device to itself"); + netdev_err(dev, "Cannot enslave team device to itself\n"); + return -EINVAL; + } + if (port_dev->features & NETIF_F_VLAN_CHALLENGED && vlan_uses_dev(dev)) { NL_SET_ERR_MSG(extack, "Device is VLAN challenged and team device has VLAN set up"); |