The code as currently written requires TCP/UDP source and destination
ports to be always specified.
No such restriction is enforced by hardware; all TCP and UDP traffic
can be matched by providing an empty mask for these fields.
Fixes: 680d5280c20b ("net/mlx4: refactor flow item validation code")
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Acked-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>