diff options
| author | Eric Dumazet <edumazet@google.com> | 2020-09-25 06:38:08 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-14 10:31:24 +0200 |
| commit | 34c9b9c992b450cbac51fdca2b078d3b6fb5ce82 (patch) | |
| tree | ef9a6edcb54b7460673cddec40c1b2fa22aaaf5f | |
| parent | a813aaee68809b5fc3935ec5ccf7cdba75a9c792 (diff) | |
team: set dev->needed_headroom in team_setup_by_port()
commit 89d01748b2354e210b5d4ea47bc25a42a1b42c82 upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/team/team.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 53d9562a8818..a4ea56592f6b 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -2086,6 +2086,7 @@ 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); |