[PATCH 2/4] io_uring: pass only !null to io_req_find_next()

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Make io_req_find_next() and io_req_link_next() to accept only non-null
nxt, and handle it in callers.

Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
---
 fs/io_uring.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 07b48ce3ccab..63ef603d5fa0 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -903,7 +903,7 @@ static void io_req_link_next(struct io_kiocb *req, struct io_kiocb **nxtptr)
 		 * in this context instead of having to queue up new async work.
 		 */
 		if (nxt) {
-			if (nxtptr && io_wq_current_is_worker())
+			if (io_wq_current_is_worker())
 				*nxtptr = nxt;
 			else
 				io_queue_async_work(nxt);
@@ -981,8 +981,13 @@ static void io_req_find_next(struct io_kiocb *req, struct io_kiocb **nxt)
 
 static void io_free_req(struct io_kiocb *req)
 {
-	io_req_find_next(req, NULL);
+	struct io_kiocb *nxt = NULL;
+
+	io_req_find_next(req, &nxt);
 	__io_free_req(req);
+
+	if (nxt)
+		io_queue_async_work(nxt);
 }
 
 /*
-- 
2.24.0




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