tree 935503ae935ebc291e8da754cbfb1929a33bd415
parent 55b474c41e586a5c21c7ab81ff474eb6bacb4322
author Willem de Bruijn <willemb@google.com> 1584899473 -0400
committer David S. Miller <davem@davemloft.net> 1585024499 -0700

macsec: restrict to ethernet devices

Only attach macsec to ethernet devices.

Syzbot was able to trigger a KMSAN warning in macsec_handle_frame
by attaching to a phonet device.

Macvlan has a similar check in macvlan_port_create.

v1->v2
  - fix commit message typo

Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>