From patchwork Sat Sep 11 04:29:25 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guenter Roeck X-Patchwork-Id: 12486173 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,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 B6E7AC433F5 for ; Sat, 11 Sep 2021 04:29:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 86D7561208 for ; Sat, 11 Sep 2021 04:29:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229699AbhIKEao (ORCPT ); Sat, 11 Sep 2021 00:30:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46570 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229559AbhIKEan (ORCPT ); Sat, 11 Sep 2021 00:30:43 -0400 Received: from mail-oo1-xc34.google.com (mail-oo1-xc34.google.com [IPv6:2607:f8b0:4864:20::c34]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E5B27C061574; Fri, 10 Sep 2021 21:29:30 -0700 (PDT) Received: by mail-oo1-xc34.google.com with SMTP id l17-20020a4ae391000000b00294ad0b1f52so1269200oov.10; Fri, 10 Sep 2021 21:29:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=tRCcdM81EEYiYZkpOOdI8A5If1TLi9jMkP3YynEYVVQ=; b=OJ+T+BjLsu0TTQCLUapemwtxyAO8dGvnGiSxYtTIcTXMKvf2qEylV3ADREKwZYyUd0 vo+S1rfQIFhNRm0bVnf9EOzYkxzZ92k2YxiLmmOXZE4y3p/J/yba8wRBR0S9L3eEHEb1 pRswhthnvIBB14KrOAubkh2+JFMSX9ykucQ1emLoVx/waAIiYVVe+yaTdX6jbI4fi6sc 94nvdrhwO0RuNMcUGWst3EKIdF/SRsCr5mQSxIF+f1LyGyYs8JWmbrSd9B9s2rKeYz+O ZNupu29eyXZkYx6WNJldez8uC9HI5uUJs/yXdKh6waqcJUtXcmbYb+Z9U/F9Q5R3VV6p NCPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :mime-version:content-transfer-encoding; bh=tRCcdM81EEYiYZkpOOdI8A5If1TLi9jMkP3YynEYVVQ=; b=l2CDjmKYyR1TPbnFIQTwcVH/4HTjit1k8wgS/28he6ZwRxFcSdXTJveGqjnBQdd6A4 Qb5y0JlEgyG+3hULaOlkymI6fu3Ubr90BfpJZvGl1m6VhxDys/QXkp2Kz4QSrX/tGrRP 0vKLOxneby60aieEl0gyYgAByd3STDahVe8JWqvrhClmp8x+xD8u16X8oWsUO4STMf8G F5WDYtmQu8zI2500VFkZFQHN1WP4DLnTgcEfNgQeF5KM0Lw17JlGo92QYFDl++b3omBU 970pxkDwPFPaiJT+eqwk7aNcE6k3KnFs+LO93DpD4IlgcnqXLhk4/IO9j4TZ6V8MzdbC 3xGA== X-Gm-Message-State: AOAM532mIPk6xOTrTWh+HHX95MLUaRWSaAe8IipxcFGqj7wX0gGB7JTo B7AtqHtO6uJ88Nqq1/QyQu4= X-Google-Smtp-Source: ABdhPJweg5kvOp4gg7hY1T6W0mVeWSFNP3rseAlCRBAlkJ3HJsuDnzK7/MerOFIva8/jPw5aDwr6mQ== X-Received: by 2002:a05:6820:235:: with SMTP id j21mr833106oob.75.1631334569872; Fri, 10 Sep 2021 21:29:29 -0700 (PDT) Received: from server.roeck-us.net ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id j10sm206875oog.13.2021.09.10.21.29.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Sep 2021 21:29:29 -0700 (PDT) Sender: Guenter Roeck From: Guenter Roeck To: Wim Van Sebroeck Cc: linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org, Guenter Roeck , Linus Walleij Subject: [PATCH] watchdog: ixp4xx_wdt: Fix address space warning Date: Fri, 10 Sep 2021 21:29:25 -0700 Message-Id: <20210911042925.556889-1-linux@roeck-us.net> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org sparse reports the following address space warning. drivers/watchdog/ixp4xx_wdt.c:122:20: sparse: incorrect type in assignment (different address spaces) drivers/watchdog/ixp4xx_wdt.c:122:20: sparse: expected void [noderef] __iomem *base drivers/watchdog/ixp4xx_wdt.c:122:20: sparse: got void *platform_data Add a typecast to solve the problem. Fixes: 21a0a29d16c6 ("watchdog: ixp4xx: Rewrite driver to use core") Cc: Linus Walleij Signed-off-by: Guenter Roeck Reviewed-by: Linus Walleij --- drivers/watchdog/ixp4xx_wdt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/watchdog/ixp4xx_wdt.c b/drivers/watchdog/ixp4xx_wdt.c index 2693ffb24ac7..31b03fa71341 100644 --- a/drivers/watchdog/ixp4xx_wdt.c +++ b/drivers/watchdog/ixp4xx_wdt.c @@ -119,7 +119,7 @@ static int ixp4xx_wdt_probe(struct platform_device *pdev) iwdt = devm_kzalloc(dev, sizeof(*iwdt), GFP_KERNEL); if (!iwdt) return -ENOMEM; - iwdt->base = dev->platform_data; + iwdt->base = (void __iomem *)dev->platform_data; /* * Retrieve rate from a fixed clock from the device tree if