io_uring: Fix getting file for non-fd opcodes

For timeout requests and bunch of others io_uring tries to grab a file
with specified fd, which is usually stdin/fd=0.
Update io_op_needs_file()

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

fs/io_uring.c

@@ -2599,6 +2599,10 @@ static bool io_op_needs_file(const struct io_uring_sqe *sqe)
 	switch (op) {
 	case IORING_OP_NOP:
 	case IORING_OP_POLL_REMOVE:
+	case IORING_OP_TIMEOUT:
+	case IORING_OP_TIMEOUT_REMOVE:
+	case IORING_OP_ASYNC_CANCEL:
+	case IORING_OP_LINK_TIMEOUT:
 		return false;
 	default:
 		return true;