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From: Pavel Begunkov <[email protected]>
To: [email protected]
Cc: Jens Axboe <[email protected]>, [email protected]
Subject: [PATCH 5.19 1/3] io_uring: fail links when poll fails
Date: Wed, 22 Jun 2022 00:00:35 +0100	[thread overview]
Message-ID: <a78aad962460f9fdfe4aa4c0b62425c88f9415bc.1655852245.git.asml.silence@gmail.com> (raw)
In-Reply-To: <[email protected]>

Don't forget to cancel all linked requests of poll request when
__io_arm_poll_handler() failed.

Fixes: aa43477b04025 ("io_uring: poll rework")
Signed-off-by: Pavel Begunkov <[email protected]>
---
 fs/io_uring.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index dffa85d4dc7a..d5ea3c6167b5 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -7405,6 +7405,8 @@ static int io_poll_add(struct io_kiocb *req, unsigned int issue_flags)
 	ipt.pt._qproc = io_poll_queue_proc;
 
 	ret = __io_arm_poll_handler(req, &req->poll, &ipt, poll->events);
+	if (!ret && ipt.error)
+		req_set_fail(req);
 	ret = ret ?: ipt.error;
 	if (ret)
 		__io_req_complete(req, issue_flags, ret, 0);
-- 
2.36.1


  reply	other threads:[~2022-06-21 23:01 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-21 23:00 [PATCH 5.19 0/3] poll fixes Pavel Begunkov
2022-06-21 23:00 ` Pavel Begunkov [this message]
2022-06-22  3:34   ` [PATCH 5.19 1/3] io_uring: fail links when poll fails Jens Axboe
2022-06-21 23:00 ` [PATCH 5.19 2/3] io_uring: fix wrong arm_poll error handling Pavel Begunkov
2022-06-21 23:00 ` [PATCH 5.19 3/3] io_uring: fix double poll leak on repolling Pavel Begunkov
2022-06-22  3:34   ` Jens Axboe
2022-06-22  3:36 ` [PATCH 5.19 0/3] poll fixes Jens Axboe
2022-06-22 14:59 ` Jens Axboe

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