RDMA/rxe: Drop pointless checks in rxe_init_ports

Both pkey_tbl_len and gid_tbl_len are set in rxe_init_port_param() - so no
need to check if they aren't set.

Fixes: 8700e3e7 ("Soft RoCE driver")
Link: https://lore.kernel.org/r/20200705104313.283034-2-kamalheib1@gmail.com


Signed-off-by: Kamal Heib <kamalheib1@gmail.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>