IB/hfi1: Remove unnecessary done label in hfi1_write_iter

	struct hfi1_filedata *fd = kiocb->ki_filp->private_data;

	struct hfi1_user_sdma_pkt_q *pq = fd->pq;

	struct hfi1_user_sdma_comp_q *cq = fd->cq;

	int ret = 0, done = 0, reqs = 0;

	int done = 0, reqs = 0;

	unsigned long dim = from->nr_segs;

	if (!cq || !pq) {

		ret = -EIO;

		goto done;

	}

	if (!cq || !pq)

		return -EIO;

	if (!iter_is_iovec(from) || !dim) {

		ret = -EINVAL;

		goto done;

	}

	if (!iter_is_iovec(from) || !dim)

		return -EINVAL;

	hfi1_cdbg(SDMA, "SDMA request from %u:%u (%lu)",

		  fd->uctxt->ctxt, fd->subctxt, dim);

	if (atomic_read(&pq->n_reqs) == pq->n_max_reqs) {

		ret = -ENOSPC;

		goto done;

	}

	if (atomic_read(&pq->n_reqs) == pq->n_max_reqs)

		return -ENOSPC;

	while (dim) {

		int ret;

		unsigned long count = 0;

		ret = hfi1_user_sdma_process_request(

			kiocb->ki_filp,	(struct iovec *)(from->iov + done),

			dim, &count);

		if (ret)

			goto done;

		if (ret) {

			reqs = ret;

			break;

		}

		dim -= count;

		done += count;

		reqs++;

	}

done:

	return ret ? ret : reqs;

	return reqs;

}

static int hfi1_file_mmap(struct file *fp, struct vm_area_struct *vma)