From 70ed519ed59da3a92c3acedeb84a30e5a66051ce Mon Sep 17 00:00:00 2001
From: Jens Axboe <axboe@kernel.dk>
Date: Wed, 7 Aug 2024 15:08:17 -0600
Subject: [PATCH] io_uring/net: ensure expanded bundle send gets marked for
cleanup
If the iovec inside the kmsg isn't already allocated AND one gets
expanded beyond the fixed size, then the request may not already have
been marked for cleanup. Ensure that it is.
Cc: stable@vger.kernel.org
Fixes: a05d1f625c7a ("io_uring/net: support bundles for send")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
io_uring/net.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/io_uring/net.c b/io_uring/net.c
index 97a48408cec39..050bea5e72569 100644
--- a/io_uring/net.c
+++ b/io_uring/net.c
@@ -623,6 +623,7 @@ int io_send(struct io_kiocb *req, unsigned int issue_flags)
if (arg.iovs != &kmsg->fast_iov && arg.iovs != kmsg->free_iov) {
kmsg->free_iov_nr = ret;
kmsg->free_iov = arg.iovs;
+ req->flags |= REQ_F_NEED_CLEANUP;
}
}
--
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