diff --git a/drivers/infiniband/hw/hns/hns_roce_cq.c b/drivers/infiniband/hw/hns/hns_roce_cq.c
index 5017b63ed5e95316bc57e8c607d2e0a36633c1d4..332b79e98be71f903b8e0fe44a355362b3e497ce 100644
--- a/drivers/infiniband/hw/hns/hns_roce_cq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_cq.c
@@ -505,7 +505,7 @@ struct ib_cq *hns_roce_ib_create_cq(struct ib_device *ib_dev,
 
 	if (context) {
 		resp.cqn = hr_cq->cqn;
-		ret = ib_copy_to_udata(udata, &resp, sizeof(resp));
+		ret = ib_copy_to_udata(udata, &resp, min(udata->outlen, sizeof(resp)));
 		if (ret)
 			goto err_cqc;
 	}
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index 8e76b2424d1e55fdae85172cc8548f877503fa3e..7308c950ebf0fd152bc3716d2f7cf8b746539079 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -556,7 +556,7 @@ static struct ib_ucontext *hns_roce_alloc_ucontext(struct ib_device *ib_dev,
 		mutex_init(&context->page_mutex);
 	}
 
-	ret = ib_copy_to_udata(udata, &resp, sizeof(resp));
+	ret = ib_copy_to_udata(udata, &resp, min(udata->outlen, sizeof(resp)));
 	if (ret)
 		goto error_fail_copy_to_udata;
 
diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
index e44b3d6c9f728c0356d7c6cce60e59de6a7b7cea..938deef252dd8803fc61b9d961d13022d2259ee2 100644
--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -988,8 +988,8 @@ static int hns_roce_create_qp_common(struct hns_roce_dev *hr_dev,
 	else
 		hr_qp->doorbell_qpn = (u32)(hr_qp->qpn);
 
-	if (ib_pd->uobject && (udata->outlen >= sizeof(resp))) {
-		ret = ib_copy_to_udata(udata, &resp, sizeof(resp));
+	if (ib_pd->uobject) {
+		ret = ib_copy_to_udata(udata, &resp, min(udata->outlen, sizeof(resp)));
 		if (ret)
 			goto err_qp;
 	}