io_uring: remove io_free_req_find_next()

mainline inclusion
from mainline-5.5-rc1
commit 70cf9f32
category: feature
bugzilla: https://bugzilla.openeuler.org/show_bug.cgi?id=27
CVE: NA
---------------------------

There is only one one-liner user of io_free_req_find_next(). Inline it.
Signed-off-by: NPavel Begunkov <asml.silence@gmail.com>
Signed-off-by: NJens Axboe <axboe@kernel.dk>
Signed-off-by: NZhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: Nyangerkun <yangerkun@huawei.com>
Reviewed-by: Nzhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: NCheng Jian <cj.chengjian@huawei.com>

fs/io_uring.c

@@ -983,15 +983,10 @@ static void io_req_find_next(struct io_kiocb *req, struct io_kiocb **nxt)
 	}
 }
 
-static void io_free_req_find_next(struct io_kiocb *req, struct io_kiocb **nxt)
-{
-	io_req_find_next(req, nxt);
-	__io_free_req(req);
-}
-
 static void io_free_req(struct io_kiocb *req)
 {
-	io_free_req_find_next(req, NULL);
+	io_req_find_next(req, NULL);
+	__io_free_req(req);
 }
 
 /*