From patchwork Wed Sep 16 06:21:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: 'Qinglang Miao X-Patchwork-Id: 297002 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15CD6C433E2 for ; Wed, 16 Sep 2020 06:21:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E38BC2067C for ; Wed, 16 Sep 2020 06:21:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726451AbgIPGVH (ORCPT ); Wed, 16 Sep 2020 02:21:07 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:12303 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726445AbgIPGVH (ORCPT ); Wed, 16 Sep 2020 02:21:07 -0400 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 63F7230A5DCB465E5511; Wed, 16 Sep 2020 14:21:05 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.487.0; Wed, 16 Sep 2020 14:20:56 +0800 From: Qinglang Miao To: Greg Kroah-Hartman , Jiri Slaby , Michael Ellerman , "Benjamin Herrenschmidt" , Paul Mackerras CC: , , , Qinglang Miao Subject: [PATCH -next] serial: pmac_zilog: use for_each_child_of_node() macro Date: Wed, 16 Sep 2020 14:21:38 +0800 Message-ID: <20200916062138.191188-1-miaoqinglang@huawei.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Use for_each_child_of_node() macro instead of open coding it. Signed-off-by: Qinglang Miao --- drivers/tty/serial/pmac_zilog.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/pmac_zilog.c b/drivers/tty/serial/pmac_zilog.c index 96e7aa479..063484b22 100644 --- a/drivers/tty/serial/pmac_zilog.c +++ b/drivers/tty/serial/pmac_zilog.c @@ -1644,7 +1644,7 @@ static int __init pmz_probe(void) * TODO: Add routines with proper locking to do that... */ node_a = node_b = NULL; - for (np = NULL; (np = of_get_next_child(node_p, np)) != NULL;) { + for_each_child_of_node(node_p, np) { if (of_node_name_prefix(np, "ch-a")) node_a = of_node_get(np); else if (of_node_name_prefix(np, "ch-b"))