5.10-stable review patch. If anyone has any objections, please let me know.
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From: Yixing Liu liuyixing1@huawei.com
commit 2a38c0f10e6d7d28e06ff1eb1f350804c4850275 upstream.
A random value will be returned if the condition below is not met, so it needs to be initialized.
Fixes: 9ea9a53ea93b ("RDMA/hns: Add mapped page count checking for MTR") Link: https://lore.kernel.org/r/1624011020-16992-3-git-send-email-liweihang@huawei... Signed-off-by: Yixing Liu liuyixing1@huawei.com Signed-off-by: Weihang Li liweihang@huawei.com Signed-off-by: Jason Gunthorpe jgg@nvidia.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/infiniband/hw/hns/hns_roce_mr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/infiniband/hw/hns/hns_roce_mr.c +++ b/drivers/infiniband/hw/hns/hns_roce_mr.c @@ -832,7 +832,7 @@ int hns_roce_mtr_map(struct hns_roce_dev struct ib_device *ibdev = &hr_dev->ib_dev; struct hns_roce_buf_region *r; unsigned int i, mapped_cnt; - int ret; + int ret = 0;
/* * Only use the first page address as root ba when hopnum is 0, this