srq_context is a local variables and is only used to get some fields from buffer of mailbox. It's meaningless to copy mailbox's buffer's contents back to it. Signed-off-by: Weihang Li <liweihang@xxxxxxxxxx> --- drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 61c6bb3..d137abc 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -5044,8 +5044,6 @@ static int hns_roce_v2_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr) attr->max_wr = srq->wqe_cnt - 1; attr->max_sge = srq->max_gs; - memcpy(srq_context, mailbox->buf, sizeof(*srq_context)); - out: hns_roce_free_cmd_mailbox(hr_dev, mailbox); return ret; -- 2.8.1
