RDMA/hns: Fix an error code in hns_roce_create_srq()

The function accidentally returns success on this error path.

Fixes: c7bcb134 ("RDMA/hns: Add SRQ support for hip08 kernel mode")
Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com>
Acked-by: NLijun Ou <oulijun@huawei.com>
Signed-off-by: NJason Gunthorpe <jgg@mellanox.com>

drivers/infiniband/hw/hns/hns_roce_srq.c

@@ -286,6 +286,7 @@ struct ib_srq *hns_roce_create_srq(struct ib_pd *pd,
 		if (IS_ERR(srq->idx_que.umem)) {
 			dev_err(hr_dev->dev,
 				"ib_umem_get error for index queue\n");
+			ret = PTR_ERR(srq->idx_que.umem);
 			goto err_srq_mtt;
 		}