io_uring: remove extra ->file check in poll prep

io_poll_add_prep() doesn't need to verify ->file because it's already
done in io_init_req().

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 620a11f..9f65ec8 100644 (file)
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -5347,8 +5347,6 @@ static int io_poll_add_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe
                return -EINVAL;
        if (sqe->addr || sqe->ioprio || sqe->off || sqe->len || sqe->buf_index)
                return -EINVAL;
-       if (!poll->file)
-               return -EBADF;
 
        events = READ_ONCE(sqe->poll32_events);
 #ifdef __BIG_ENDIAN