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RDMA/hns: Fix init resp when alloc ucontext

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The data in resp will be copied from kernel to userspace, thus it needs to
be initialized to zeros to avoid copying uninited stack memory.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: e088a685ea ("RDMA/hns: Support rq record doorbell for the user space")
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Yixian Liu 2018-03-19 21:36:07 +08:00 committed by Jason Gunthorpe
parent b19744e965
commit df7e404258
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/hns/hns_roce_main.c
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@ -338,7 +338,7 @@ static struct ib_ucontext *hns_roce_alloc_ucontext(struct ib_device *ib_dev,
{
int ret = 0;
struct hns_roce_ucontext *context;
struct hns_roce_ib_alloc_ucontext_resp resp;
struct hns_roce_ib_alloc_ucontext_resp resp = {};
struct hns_roce_dev *hr_dev = to_hr_dev(ib_dev);
resp.qp_tab_size = hr_dev->caps.num_qps;