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RDMA/hns: Remove redundant memcpy()

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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.

Link: https://lore.kernel.org/r/1588931159-56875-8-git-send-email-liweihang@huawei.com
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Weihang Li 2020-05-08 17:45:57 +08:00 committed by Jason Gunthorpe
parent 7b611d2f6e
commit 252067e950
1 changed files with 0 additions and 2 deletions
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2
drivers/infiniband/hw/hns/hns_roce_hw_v2.c
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@ -5047,8 +5047,6 @@ 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;