[PATCH v2 3/8] io_uring: simplify drain ret passing

[Pavel Begunkov <asml.silence@gmail.com>]

"ret" in io_drain_req() is only used in one place, remove it and pass
-ENOMEM directly.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
 io_uring/io_uring.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index add46ab19017..c32fae28ea52 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -1669,7 +1669,6 @@ static __cold void io_drain_req(struct io_kiocb *req)
 {
 	struct io_ring_ctx *ctx = req->ctx;
 	struct io_defer_entry *de;
-	int ret;
 	u32 seq = io_get_sequence(req);
 
 	/* Still need defer if there is pending req in defer list. */
@@ -1686,8 +1685,7 @@ static __cold void io_drain_req(struct io_kiocb *req)
 	io_prep_async_link(req);
 	de = kmalloc(sizeof(*de), GFP_KERNEL_ACCOUNT);
 	if (!de) {
-		ret = -ENOMEM;
-		io_req_defer_failed(req, ret);
+		io_req_defer_failed(req, -ENOMEM);
 		return;
 	}
 
-- 
2.49.0