[for-next 1/3] io_uring/notif: refactor io_tx_ubuf_complete()

[Pavel Begunkov <asml.silence@xxxxxxxxx>]

Flip the dec_and_test "if", that makes the function extension easier in
the future.

Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx>
---
 io_uring/notif.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/io_uring/notif.c b/io_uring/notif.c
index b561bd763435..452c255de04a 100644
--- a/io_uring/notif.c
+++ b/io_uring/notif.c
@@ -37,10 +37,11 @@ static void io_tx_ubuf_callback(struct sk_buff *skb, struct ubuf_info *uarg,
 			WRITE_ONCE(nd->zc_copied, true);
 	}
 
-	if (refcount_dec_and_test(&uarg->refcnt)) {
-		notif->io_task_work.func = io_notif_tw_complete;
-		__io_req_task_work_add(notif, IOU_F_TWQ_LAZY_WAKE);
-	}
+	if (!refcount_dec_and_test(&uarg->refcnt))
+		return;
+
+	notif->io_task_work.func = io_notif_tw_complete;
+	__io_req_task_work_add(notif, IOU_F_TWQ_LAZY_WAKE);
 }
 
 struct io_kiocb *io_alloc_notif(struct io_ring_ctx *ctx)
-- 
2.44.0