if (fc->file) {
if (fc->connected) {
static void request_send_nowait(struct fuse_conn *fc, struct fuse_req *req){	spin_lock(&fuse_lock);	if (fc->file) {		queue_request(fc, req);		spin_unlock(&fuse_lock);	} else {		req->out.h.error = -ENOTCONN;		request_end(fc, req);	}}