From 0904f32796d4bb2d8102cd0056d8634f247ce45a Mon Sep 17 00:00:00 2001 From: Ira Weiny Date: Fri, 1 Jul 2016 16:00:55 -0700 Subject: [PATCH] IB/hfi1: Remove unnecessary done label in hfi1_write_iter Simple code clean up of hfi1_write_iter. Reviewed-by: Dennis Dalessandro Signed-off-by: Ira Weiny Signed-off-by: Dennis Dalessandro Signed-off-by: Doug Ledford --- drivers/infiniband/hw/hfi1/file_ops.c | 31 ++++++++++++++----------------- 1 file changed, 14 insertions(+), 17 deletions(-) diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c index c702a00..2f097d9 100644 --- a/drivers/infiniband/hw/hfi1/file_ops.c +++ b/drivers/infiniband/hw/hfi1/file_ops.c @@ -392,41 +392,38 @@ static ssize_t hfi1_write_iter(struct kiocb *kiocb, struct iov_iter *from) 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) -- 2.7.4