Don't try to complete requests if their refs are broken and we've got
a warning, it's much better to drop them and potentially leaking than
double freeing.
Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
---
io_uring/poll.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/io_uring/poll.c b/io_uring/poll.c
index ada0017e3d88..8f16d2a48ff8 100644
--- a/io_uring/poll.c
+++ b/io_uring/poll.c
@@ -249,7 +249,7 @@ static int io_poll_check_events(struct io_kiocb *req, bool *locked)
if (unlikely(v != 1)) {
/* tw should be the owner and so have some refs */
if (WARN_ON_ONCE(!(v & IO_POLL_REF_MASK)))
- return IOU_POLL_DONE;
+ return IOU_POLL_NO_ACTION;
if (v & IO_POLL_CANCEL_FLAG)
return -ECANCELED;
/*
--
2.38.1
