| commit | 1f227d16083b2e280b7dde4ca78883d75593f2fd | [log] [tgz] |
|---|---|---|
| author | Matteo Croce <mcroce@redhat.com> | Thu Apr 11 12:26:33 2019 +0200 |
| committer | David S. Miller <davem@davemloft.net> | Thu Apr 11 11:10:34 2019 -0700 |
| tree | 607673dfc7cbfa106a6ae87456502a475c9beee8 | |
| parent | 5ee15c101f29e0093ffb5448773ccbc786eb313b [diff] |
net: thunderx: don't allow jumbo frames with XDP
The thunderx driver forbids to load an eBPF program if the MTU is too high,
but this can be circumvented by loading the eBPF, then raising the MTU.
Fix this by limiting the MTU if an eBPF program is already loaded.
Fixes: 05c773f52b96e ("net: thunderx: Add basic XDP support")
Signed-off-by: Matteo Croce <mcroce@redhat.com>
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>