From mboxrd@z Thu Jan 1 00:00:00 1970 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=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 E5CE7C433F4 for ; Wed, 19 Sep 2018 10:04:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 799DE214C2 for ; Wed, 19 Sep 2018 10:04:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 799DE214C2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731149AbeISPl6 (ORCPT ); Wed, 19 Sep 2018 11:41:58 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:47594 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727796AbeISPl5 (ORCPT ); Wed, 19 Sep 2018 11:41:57 -0400 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 8B5A83C21F2AB; Wed, 19 Sep 2018 18:04:43 +0800 (CST) Received: from linux-ibm.site (10.175.102.37) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.399.0; Wed, 19 Sep 2018 18:04:34 +0800 From: zhong jiang To: CC: , , , Subject: [PATCH] net: iucv: Use FIELD_SIZEOF directly instead of reimplementing its function Date: Wed, 19 Sep 2018 17:52:13 +0800 Message-ID: <1537350733-44276-1-git-send-email-zhongjiang@huawei.com> X-Mailer: git-send-email 1.7.12.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.102.37] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org FIELD_SIZEOF is defined as a macro to calculate the specified vaule. Therefore, We prefer to use the macro rather than calculating its vaule. Signed-off-by: zhong jiang --- net/iucv/af_iucv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index e2f16a0..5b68ee9 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -48,7 +48,7 @@ static const u8 iprm_shutdown[8] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}; -#define TRGCLS_SIZE (sizeof(((struct iucv_message *)0)->class)) +#define TRGCLS_SIZE FIELD_SIZEOF(struct iucv_message, class) #define __iucv_sock_wait(sk, condition, timeo, ret) \ do { \ -- 1.7.12.4