io_uring/net: remove extra notif rsrc setup

io_send_zc_prep() sets up notification's rsrc_node when needed, don't
unconditionally install it on notif alloc.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/dbe4875ac33e180b9799d8537a5e27935e82aac4.1667557923.git.asml.silence@gmail.comSigned-off-by: Jens Axboe <axboe@kernel.dk>

io_uring/notif.c

@@ -60,7 +60,6 @@ struct io_kiocb *io_alloc_notif(struct io_ring_ctx *ctx)
 	notif->task = current;
 	io_get_task_refs(1);
 	notif->rsrc_node = NULL;
-	io_req_set_rsrc_node(notif, ctx, 0);
 
 	nd = io_notif_to_data(notif);
 	nd->account_pages = 0;