--- libev/ev_iouring.c	2019/12/28 07:58:51	1.19
+++ libev/ev_iouring.c	2020/01/22 02:20:47	1.21
@@ -1,7 +1,7 @@
 /*
  * libev linux io_uring fd activity backend
  *
- * Copyright (c) 2019 Marc Alexander Lehmann <libev@schmorp.de>
+ * Copyright (c) 2019-2020 Marc Alexander Lehmann <libev@schmorp.de>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modifica-
@@ -458,6 +458,7 @@
       struct io_uring_sqe *sqe = iouring_sqe_get (EV_A);
       sqe->opcode      = IORING_OP_POLL_ADD;
       sqe->fd          = fd;
+      sqe->addr        = 0;
       sqe->user_data   = (uint32_t)fd | ((__u64)(uint32_t)anfds [fd].egen << 32);
       sqe->poll_events =
         (nev & EV_READ ? POLLIN : 0)
@@ -518,7 +519,6 @@
   if (ecb_expect_false (res < 0))
     {
       /*TODO: EINVAL handling (was something failed with this fd)*/
-      /*TODO: EBUSY happens when?*/
 
       if (res == -EBADF)
         {