RDMA/hns: return 0 rather than return a garbage status value
authorColin Ian King <colin.king@canonical.com>
Fri, 29 Sep 2017 20:13:08 +0000 (21:13 +0100)
committerDoug Ledford <dledford@redhat.com>
Wed, 4 Oct 2017 18:40:07 +0000 (14:40 -0400)
commit63ea641f496ffe08b7d81589a1e1e1c43a6af9bd
treeb3429f23ac1cf66db8a0ff4c2e1bee60a1856aac
parent988e175b9df683ac8c465fca60d64dbe9e4dd81e
RDMA/hns: return 0 rather than return a garbage status value

For the case where hr_qp->state == IB_QPS_RESET, an uninitialized
value in ret is being returned by function hns_roce_v2_query_qp.
Fix this by setting ret to 0 for this specific return condition.

Detected by CoverityScan, CID#1457203 ("Unitialized scalar variable")

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/hw/hns/hns_roce_hw_v2.c