From patchwork Tue Jan 2 13:28:08 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julia Lawall X-Patchwork-Id: 10140563 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 7FA3C6034B for ; Tue, 2 Jan 2018 13:57:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8076528B5C for ; Tue, 2 Jan 2018 13:57:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7546A28B7B; Tue, 2 Jan 2018 13:57:31 +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=ham 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 191BA28B5C for ; Tue, 2 Jan 2018 13:57:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753186AbeABN52 (ORCPT ); Tue, 2 Jan 2018 08:57:28 -0500 Received: from mail2-relais-roc.national.inria.fr ([192.134.164.83]:10905 "EHLO mail2-relais-roc.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753529AbeABN4z (ORCPT ); Tue, 2 Jan 2018 08:56:55 -0500 X-IronPort-AV: E=Sophos;i="5.45,497,1508796000"; d="scan'208";a="307399615" Received: from palace.lip6.fr (HELO localhost.localdomain) ([132.227.105.202]) by mail2-relais-roc.national.inria.fr with ESMTP/TLS/AES128-SHA256; 02 Jan 2018 14:56:46 +0100 From: Julia Lawall To: Nicolas Ferre Cc: kernel-janitors@vger.kernel.org, Sebastian Reichel , Alexandre Belloni , linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 12/12] power: reset: account for const type of of_device_id.data Date: Tue, 2 Jan 2018 14:28:08 +0100 Message-Id: <1514899688-27844-13-git-send-email-Julia.Lawall@lip6.fr> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1514899688-27844-1-git-send-email-Julia.Lawall@lip6.fr> References: <1514899688-27844-1-git-send-email-Julia.Lawall@lip6.fr> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This driver creates a const structure that it stores in the data field of an of_device_id array. Add const to the declaration of the location that receives a value from the data field to ensure that the compiler will continue to check that the value is not modified and remove the const-dropping cast on the access to the data field. Done using Coccinelle. Signed-off-by: Julia Lawall Acked-by: Alexandre Belloni --- drivers/power/reset/at91-sama5d2_shdwc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff -u -p a/drivers/power/reset/at91-sama5d2_shdwc.c b/drivers/power/reset/at91-sama5d2_shdwc.c --- a/drivers/power/reset/at91-sama5d2_shdwc.c +++ b/drivers/power/reset/at91-sama5d2_shdwc.c @@ -68,7 +68,7 @@ struct shdwc_config { }; struct shdwc { - struct shdwc_config *cfg; + const struct shdwc_config *cfg; void __iomem *at91_shdwc_base; }; @@ -260,7 +260,7 @@ static int __init at91_shdwc_probe(struc } match = of_match_node(at91_shdwc_of_match, pdev->dev.of_node); - at91_shdwc->cfg = (struct shdwc_config *)(match->data); + at91_shdwc->cfg = match->data; sclk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(sclk))