diff --git a/providers/hns/hns_roce_u_db.c b/providers/hns/hns_roce_u_db.c
index 0314254f1..bbef98858 100644
--- a/providers/hns/hns_roce_u_db.c
+++ b/providers/hns/hns_roce_u_db.c
@@ -116,6 +116,8 @@ void *hns_roce_alloc_db(struct hns_roce_context *ctx,
 
 out:
 	pthread_mutex_unlock((pthread_mutex_t *)&ctx->db_list_mutex);
+	if (db)
+		*((unsigned int *)db) = 0;
 
 	return db;
 }
diff --git a/providers/hns/hns_roce_u_verbs.c b/providers/hns/hns_roce_u_verbs.c
index 4b1c73bfe..c0f23a5a5 100644
--- a/providers/hns/hns_roce_u_verbs.c
+++ b/providers/hns/hns_roce_u_verbs.c
@@ -371,8 +371,6 @@ static struct ibv_cq_ex *create_cq(struct ibv_context *context,
 		goto err_db;
 	}
 
-	*cq->db = 0;
-
 	ret = exec_cq_create_cmd(context, cq, attr);
 	if (ret)
 		goto err_cmd;
@@ -685,8 +683,6 @@ static struct ibv_srq *create_srq(struct ibv_context *context,
 	if (!srq->rdb)
 		goto err_srq_buf;
 
-	*srq->rdb = 0;
-
 	ret = exec_srq_create_cmd(context, srq, init_attr);
 	if (ret)
 		goto err_srq_db;
@@ -1175,8 +1171,6 @@ static int qp_alloc_db(struct ibv_qp_init_attr_ex *attr, struct hns_roce_qp *qp,
 		qp->sdb = hns_roce_alloc_db(ctx, HNS_ROCE_QP_TYPE_DB);
 		if (!qp->sdb)
 			return -ENOMEM;
-
-		*qp->sdb = 0;
 	}
 
 	if (attr->cap.max_recv_sge) {
@@ -1188,8 +1182,6 @@ static int qp_alloc_db(struct ibv_qp_init_attr_ex *attr, struct hns_roce_qp *qp,
 
 			return -ENOMEM;
 		}
-
-		*qp->rdb = 0;
 	}
 
 	return 0;