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RDMA/hns: Fix uninitialized variable bug

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There is a potential execution path in which variable *ret* is returned
without being properly initialized, previously.

Fix this by initializing variable *ret* to 0.

Link: https://lore.kernel.org/r/20200328023539.GA32016@embeddedor
Addresses-Coverity-ID: 1491917 ("Uninitialized scalar variable")
Fixes: 2f49de21f3e9 ("RDMA/hns: Optimize mhop get flow for multi-hop addressing")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Gustavo A. R. Silva 2020-03-27 21:35:39 -05:00 committed by Jason Gunthorpe
parent 90e735aecc
commit d35dc58dd2
1 changed files with 1 additions and 1 deletions
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2
drivers/infiniband/hw/hns/hns_roce_hem.c
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@ -603,7 +603,7 @@ static int set_mhop_hem(struct hns_roce_dev *hr_dev,
{
struct ib_device *ibdev = &hr_dev->ib_dev;
int step_idx;
int ret;
int ret = 0;
if (index->inited & HEM_INDEX_L0) {
ret = hr_dev->hw->set_hem(hr_dev, table, obj, 0);