diff mbox series

[5.19,2/3] io_uring: fix wrong arm_poll error handling

Message ID a6c84ef4182c6962380aebe11b35bdcb25b0ccfb.1655852245.git.asml.silence@gmail.com (mailing list archive)
State New
Headers show
Series poll fixes | expand

Commit Message

Pavel Begunkov June 21, 2022, 11 p.m. UTC 
Leaving ip.error set when a request was punted to task_work execution is
problematic, don't forget to clear it.

Fixes: aa43477b04025 ("io_uring: poll rework")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
 fs/io_uring.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/fs/io_uring.c b/fs/io_uring.c
index d5ea3c6167b5..cb719a53b8bd 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -7145,6 +7145,7 @@  static int __io_arm_poll_handler(struct io_kiocb *req,
 		if (unlikely(ipt->error || !ipt->nr_entries)) {
 			poll->events |= EPOLLONESHOT;
 			req->apoll_events |= EPOLLONESHOT;
+			ipt->error = 0;
 		}
 		__io_poll_execute(req, mask, poll->events);
 		return 0;