Actually, io_iopoll_queue() may have NULL ->mm, that's if SQ thread
didn't grabbed mm before doing iopoll. Don't fail reqs there, as after
recent changes it won't be punted directly but rather through task_work.
Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
---
fs/io_uring.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index c7986c27272e..589cc157e29c 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1881,9 +1881,7 @@ static void io_iopoll_queue(struct list_head *again)
do {
req = list_first_entry(again, struct io_kiocb, list);
list_del(&req->list);
-
- /* should have ->mm unless io_uring is dying, kill reqs then */
- if (unlikely(!current->mm) || !io_rw_reissue(req, -EAGAIN))
+ if (!io_rw_reissue(req, -EAGAIN))
io_complete_rw_common(&req->rw.kiocb, -EAGAIN, NULL);
} while (!list_empty(again));
}
--
2.24.0
