[ upstream commit 1bfed23349716a7811645336a7ce42c4b8f250bc ]
Don't allow overflowing multishot accept CQEs, we want to limit the grows of the overflow list.
Cc: stable@vger.kernel.org Fixes: 4e86a2c980137 ("io_uring: implement multishot mode for accept") Signed-off-by: Pavel Begunkov asml.silence@gmail.com Link: https://lore.kernel.org/r/7d0d749649244873772623dd7747966f516fe6e2.169175766... Signed-off-by: Jens Axboe axboe@kernel.dk --- io_uring/net.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/io_uring/net.c b/io_uring/net.c index bd25c1adbf13..0aadbd72b7a9 100644 --- a/io_uring/net.c +++ b/io_uring/net.c @@ -1358,7 +1358,7 @@ int io_accept(struct io_kiocb *req, unsigned int issue_flags) if (ret < 0) return ret; if (io_aux_cqe(req, issue_flags & IO_URING_F_COMPLETE_DEFER, ret, - IORING_CQE_F_MORE, true)) + IORING_CQE_F_MORE, false)) goto retry;
return -ECANCELED;