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IB/hfi1: Make iovec loop index easy to understand 

Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Dean Luick <dean.luick@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Dean Luick 2016-07-28 12:27:34 -04:00 committed by Doug Ledford
parent 639297b4f0
commit ff4ce9bde9
1 changed files with 3 additions and 3 deletions
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6
drivers/infiniband/hw/hfi1/user_sdma.c
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@ -520,7 +520,7 @@ static u8 dlid_to_selector(u16 dlid)
int hfi1_user_sdma_process_request(struct file *fp, struct iovec *iovec,
unsigned long dim, unsigned long *count)
{
int ret = 0, i = 0;
int ret = 0, i;
struct hfi1_filedata *fd = fp->private_data;
struct hfi1_ctxtdata *uctxt = fd->uctxt;
struct hfi1_user_sdma_pkt_q *pq = fd->pq;
@ -657,7 +657,7 @@ int hfi1_user_sdma_process_request(struct file *fp, struct iovec *iovec,
idx++;
/* Save all the IO vector structures */
while (i < req->data_iovs) {
for (i = 0; i < req->data_iovs; i++) {
INIT_LIST_HEAD(&req->iovs[i].list);
memcpy(&req->iovs[i].iov, iovec + idx++, sizeof(struct iovec));
ret = pin_vector_pages(req, &req->iovs[i]);
@ -665,7 +665,7 @@ int hfi1_user_sdma_process_request(struct file *fp, struct iovec *iovec,
req->status = ret;
goto free_req;
}
req->data_len += req->iovs[i++].iov.iov_len;
req->data_len += req->iovs[i].iov.iov_len;
}
SDMA_DBG(req, "total data length %u", req->data_len);