register: use do_register() for NAPI register/unregister

This is the helper that should get used, so that it works regardless
of whether or not the ring fd itself is registered.

Link: https://github.com/axboe/liburing/issues/1133
Fixes: 3b25a80ecbf1 ("liburing: add api to set napi busy poll settings")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
1 file changed