io_uring: code clean for completion_lock in io_arm_poll_handler()

We can merge two spin_unlock() operations to one since we removed some
code not long ago.

Signed-off-by: Hao Xu <haoxu@linux.alibaba.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 7626cad93f60447b3de95c45428af846ba2f1ce4..c581c7cbb8b2c7e596628e6ccca553d162d730f9 100644 (file)
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -5237,13 +5237,10 @@ static int io_arm_poll_handler(struct io_kiocb *req)
 
        ret = __io_arm_poll_handler(req, &apoll->poll, &ipt, mask,
                                        io_async_wake);
-       if (ret || ipt.error) {
-               spin_unlock(&ctx->completion_lock);
-               if (ret)
-                       return IO_APOLL_READY;
-               return IO_APOLL_ABORTED;
-       }
        spin_unlock(&ctx->completion_lock);
+       if (ret || ipt.error)
+               return ret ? IO_APOLL_READY : IO_APOLL_ABORTED;
+
        trace_io_uring_poll_arm(ctx, req, req->opcode, req->user_data,
                                mask, apoll->poll.events);
        return IO_APOLL_OK;