team: set dev->needed_headroom in team_setup_by_port()

Some devices set needed_headroom. If we ignore it, we might
end up crashing in various skb_push() for example in ipgre_header()
since some layers assume enough headroom has been reserved.

Fixes: 1d76efe1577b ("team: add support for non-ethernet devices")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 8c1e02752ff61f8752df7b435ced4ef376dbe682..69dfb1a49cc8532004f80c30359b7ab36e9630b8 100644 (file)
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -2112,6 +2112,7 @@ static void team_setup_by_port(struct net_device *dev,
        dev->header_ops = port_dev->header_ops;
        dev->type = port_dev->type;
        dev->hard_header_len = port_dev->hard_header_len;
+       dev->needed_headroom = port_dev->needed_headroom;
        dev->addr_len = port_dev->addr_len;
        dev->mtu = port_dev->mtu;
        memcpy(dev->broadcast, port_dev->broadcast, port_dev->addr_len);