From patchwork Thu Jan 21 20:23:25 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Javier Martinez Canillas X-Patchwork-Id: 8084951 Return-Path: X-Original-To: patchwork-linux-samsung-soc@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 9D8CEBEEE5 for ; Thu, 21 Jan 2016 20:26:57 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CCBF12043C for ; Thu, 21 Jan 2016 20:26:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F11362041E for ; Thu, 21 Jan 2016 20:26:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752911AbcAUUX7 (ORCPT ); Thu, 21 Jan 2016 15:23:59 -0500 Received: from lists.s-osg.org ([54.187.51.154]:34515 "EHLO lists.s-osg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750939AbcAUUX6 (ORCPT ); Thu, 21 Jan 2016 15:23:58 -0500 Received: from sauron.localdomain (unknown [200.3.249.195]) by lists.s-osg.org (Postfix) with ESMTPSA id 103924632A; Thu, 21 Jan 2016 12:23:54 -0800 (PST) From: Javier Martinez Canillas To: linux-kernel@vger.kernel.org Cc: Kukjin Kim , rtc-linux@googlegroups.com, Chanwoo Choi , Alexandre Belloni , Krzysztof Kozlowski , Laxman Dewangan , linux-samsung-soc@vger.kernel.org, Javier Martinez Canillas Subject: [PATCH v2 02/10] rtc: max77686: Use ARRAY_SIZE() instead of current array length Date: Thu, 21 Jan 2016 17:23:25 -0300 Message-Id: <1453407813-14646-3-git-send-email-javier@osg.samsung.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1453407813-14646-1-git-send-email-javier@osg.samsung.com> References: <1453407813-14646-1-git-send-email-javier@osg.samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP It is better to use the ARRAY_SIZE() macro instead of the array length to avoid bugs if the array is later changed and the length not updated. Signed-off-by: Javier Martinez Canillas Reviewed-by: Krzysztof Kozlowski Tested-by: Krzysztof Kozlowski Acked-by: Laxman Dewangan --- Changes in v2: - Add Krzysztof Kozlowski's Reviewed-by tag to patch #2. drivers/rtc/rtc-max77686.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-max77686.c b/drivers/rtc/rtc-max77686.c index 6653c3d11b66..98fabdb308b9 100644 --- a/drivers/rtc/rtc-max77686.c +++ b/drivers/rtc/rtc-max77686.c @@ -406,7 +406,8 @@ static int max77686_rtc_init_reg(struct max77686_rtc_info *info) info->rtc_24hr_mode = 1; - ret = regmap_bulk_write(info->max77686->rtc_regmap, MAX77686_RTC_CONTROLM, data, 2); + ret = regmap_bulk_write(info->max77686->rtc_regmap, + MAX77686_RTC_CONTROLM, data, ARRAY_SIZE(data)); if (ret < 0) { dev_err(info->dev, "%s: fail to write controlm reg(%d)\n", __func__, ret);