ethtool: report missing header via ext_ack in the default handler

The actual presence check for the header is in
ethnl_parse_header_dev_get() but it's a few layers in,
and already has a ton of arguments so let's just pick
the low hanging fruit and check for missing header in
the default request handler.

Reviewed-by: Ido Schimmel <[email protected]>
Reviewed-by: Johannes Berg <[email protected]>
Signed-off-by: Jakub Kicinski <[email protected]>
Signed-off-by: Paolo Abeni <[email protected]>

0 files changed, 0 insertions, 0 deletions