From patchwork Wed Sep 9 08:45:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Xu X-Patchwork-Id: 1360436 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=hisilicon.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BmbL34vMYz9sTX for ; Wed, 9 Sep 2020 18:49:31 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727893AbgIIItW (ORCPT ); Wed, 9 Sep 2020 04:49:22 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:33070 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725826AbgIIItW (ORCPT ); Wed, 9 Sep 2020 04:49:22 -0400 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 4A5E4A72608B428739F2; Wed, 9 Sep 2020 16:49:19 +0800 (CST) Received: from localhost.localdomain (10.69.192.58) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.487.0; Wed, 9 Sep 2020 16:49:09 +0800 From: Wei Xu To: CC: , , , , , , , , , , , , , Jeff Kirsher , Jakub Kicinski , , Subject: [net-next] net: i40e: Use the ARRAY_SIZE macro for aq_to_posix Date: Wed, 9 Sep 2020 16:45:33 +0800 Message-ID: <1599641134-204167-1-git-send-email-xuwei5@hisilicon.com> X-Mailer: git-send-email 2.8.1 MIME-Version: 1.0 X-Originating-IP: [10.69.192.58] X-CFilter-Loop: Reflected Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Use the ARRAY_SIZE macro to calculate the size of an array. This code was detected with the help of Coccinelle. Signed-off-by: Wei Xu --- drivers/net/ethernet/intel/i40e/i40e_adminq.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.h b/drivers/net/ethernet/intel/i40e/i40e_adminq.h index edec3df..11c5fca 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.h +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.h @@ -120,7 +120,7 @@ static inline int i40e_aq_rc_to_posix(int aq_ret, int aq_rc) if (aq_ret == I40E_ERR_ADMIN_QUEUE_TIMEOUT) return -EAGAIN; - if (!((u32)aq_rc < (sizeof(aq_to_posix) / sizeof((aq_to_posix)[0])))) + if (!((u32)aq_rc < ARRAY_SIZE(aq_to_posix))) return -ERANGE; return aq_to_posix[aq_rc];