From patchwork Fri Feb 24 21:07:44 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 9591173 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2C6F5601AE for ; Fri, 24 Feb 2017 21:16:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1C5F62895D for ; Fri, 24 Feb 2017 21:16:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1130028966; Fri, 24 Feb 2017 21:16:18 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B6B6C2895D for ; Fri, 24 Feb 2017 21:16:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751445AbdBXVQQ (ORCPT ); Fri, 24 Feb 2017 16:16:16 -0500 Received: from mail.kernel.org ([198.145.29.136]:56718 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751357AbdBXVQN (ORCPT ); Fri, 24 Feb 2017 16:16:13 -0500 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E93F62022A; Fri, 24 Feb 2017 21:08:18 +0000 (UTC) Received: from localhost.localdomain (bzq-79-178-31-17.red.bezeqint.net [79.178.31.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 67D692021F; Fri, 24 Feb 2017 21:08:13 +0000 (UTC) From: Krzysztof Kozlowski To: Wim Van Sebroeck , Guenter Roeck , Kukjin Kim , Krzysztof Kozlowski , Javier Martinez Canillas , linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Subject: [PATCH 5/7] watchdog: s3c2410: Constify local structures Date: Fri, 24 Feb 2017 23:07:44 +0200 Message-Id: <20170224210746.12459-5-krzk@kernel.org> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170224210746.12459-1-krzk@kernel.org> References: <20170224210746.12459-1-krzk@kernel.org> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Structures watchdog_device, watchdog_ops and s3c2410_wdt_variant are not modified so they can be made const to increase code safeness. Signed-off-by: Krzysztof Kozlowski --- drivers/watchdog/s3c2410_wdt.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c index a031842ffcb0..5eaec319e499 100644 --- a/drivers/watchdog/s3c2410_wdt.c +++ b/drivers/watchdog/s3c2410_wdt.c @@ -131,7 +131,7 @@ struct s3c2410_wdt { unsigned long wtdat_save; struct watchdog_device wdt_device; struct notifier_block freq_transition; - struct s3c2410_wdt_variant *drv_data; + const struct s3c2410_wdt_variant *drv_data; struct regmap *pmureg; }; @@ -392,7 +392,7 @@ static const struct watchdog_info s3c2410_wdt_ident = { .identity = "S3C2410 Watchdog", }; -static struct watchdog_ops s3c2410wdt_ops = { +static const struct watchdog_ops s3c2410wdt_ops = { .owner = THIS_MODULE, .start = s3c2410wdt_start, .stop = s3c2410wdt_stop, @@ -401,7 +401,7 @@ static struct watchdog_ops s3c2410wdt_ops = { .restart = s3c2410wdt_restart, }; -static struct watchdog_device s3c2410_wdd = { +static const struct watchdog_device s3c2410_wdd = { .info = &s3c2410_wdt_ident, .ops = &s3c2410wdt_ops, .timeout = S3C2410_WATCHDOG_DEFAULT_TIME, @@ -507,15 +507,15 @@ static inline unsigned int s3c2410wdt_get_bootstatus(struct s3c2410_wdt *wdt) return 0; } -static inline struct s3c2410_wdt_variant * +static inline const struct s3c2410_wdt_variant * s3c2410_get_wdt_drv_data(struct platform_device *pdev) { if (pdev->dev.of_node) { const struct of_device_id *match; match = of_match_node(s3c2410_wdt_match, pdev->dev.of_node); - return (struct s3c2410_wdt_variant *)match->data; + return (const struct s3c2410_wdt_variant *)match->data; } else { - return (struct s3c2410_wdt_variant *) + return (const struct s3c2410_wdt_variant *) platform_get_device_id(pdev)->driver_data; } }