From patchwork Mon Apr 19 13:05:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 423985 Delivered-To: patch@linaro.org Received: by 2002:a02:6a6f:0:0:0:0:0 with SMTP id m47csp2705493jaf; Mon, 19 Apr 2021 06:11:20 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy+pSp1VnYMWmomHwtQ9CYd+b5yqTBzE0kTQG1lBqQFOCT1IfMuNLHrM+yhQor69C4oWIpM X-Received: by 2002:a17:90a:e005:: with SMTP id u5mr1345612pjy.201.1618837879899; Mon, 19 Apr 2021 06:11:19 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1618837879; cv=none; d=google.com; s=arc-20160816; b=RC6iTbn/Rx88t1E0Hppdpv2EC/8LJIWQHa0Cv/2OQEKJw9hQ3d/qHGeM5jXsjAsSKV z0P4tZXpJEazCuEXcSmMFl2ohLyfLIHdpvkHoCRwlJTuJh3jt44aaT7OmdPuQldF6W8j UooldKmCXHde6KKThobs1WeMFzko0jdb8V16VT+CGriNzJVQLDa3NFC5uOlt7G+/RHZA Em/jgyfGAQ/miXOMTsnu6JQHahRoVToG85Mg1pAUVYqmBNIyWLtqeU986XzBumo3lD0x mgnaku0rkFnM21El6bvMmciQW6Y+3rM05jMtINwP0HixDupQFlTt1jY+jbmyj+qqLokk QwnQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=HGSecMhz7lOHkAP/qd32THx0LUMEfZ2KnPvw37JUfmg=; b=gH9sFxxYsEe964ghWTfYg5P24lkPB9n9p6JChkXAOL+fC0OXr7boGAs5/lVOu3V36F nHLjGUZXgIIBiFtobW/s5g4pLABlRkzmNIsGQDEFjlj/bmLrqLqqgxc7RRUeBZ7jw2oX VSVclZeekNQtGXhFxciS8xSejPi+E/fTMm98Zv9jFHiZHPL4E+KyH29Q5DFp94u6X+hw 0P9lbs4aWHT8aM6/4sWRjlg+/kp7pkIqCWvVQOTd7u9R3z3M1gSM8I/j/O+o5kSe0N0q wNtAoGCQnNk3Z/u5ImI7wzhw6PPIEmo0pQlAH92T9mt3xRXti4c6v/IxUDOeWwl63vxU JK7g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=L1KbYpfG; spf=pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=stable-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id y4si17809446pga.71.2021.04.19.06.11.19; Mon, 19 Apr 2021 06:11:19 -0700 (PDT) Received-SPF: pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=L1KbYpfG; spf=pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=stable-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239934AbhDSNLr (ORCPT + 12 others); Mon, 19 Apr 2021 09:11:47 -0400 Received: from mail.kernel.org ([198.145.29.99]:45772 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232546AbhDSNKw (ORCPT ); Mon, 19 Apr 2021 09:10:52 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id A27D561363; Mon, 19 Apr 2021 13:10:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1618837822; bh=tHDpAD6pf5/tSF+GeRMXcGlp94QTFW8W0k9obVJgcqk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=L1KbYpfG3A1snNiQKBPXxrctCH0cjK4RLaQI6dJ6oCz5HU8wMAJUaqMr5cvJ5MRpq aup37PkwpHnqRkRM5OSk80knYWGK3L+LUwpkgRR1bFKtZCIYKOV0l0T1NjEYUvJPxq zgEy5XCfOl432e8PMoBZ+J/OuHmWrn/F2yGo3rAM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Arnd Bergmann , Nathan Chancellor , Santosh Shilimkar , Sasha Levin Subject: [PATCH 5.11 031/122] ARM: keystone: fix integer overflow warning Date: Mon, 19 Apr 2021 15:05:11 +0200 Message-Id: <20210419130531.225719432@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210419130530.166331793@linuxfoundation.org> References: <20210419130530.166331793@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Arnd Bergmann [ Upstream commit 844b85dda2f569943e1e018fdd63b6f7d1d6f08e ] clang warns about an impossible condition when building with 32-bit phys_addr_t: arch/arm/mach-keystone/keystone.c:79:16: error: result of comparison of constant 51539607551 with expression of type 'phys_addr_t' (aka 'unsigned int') is always false [-Werror,-Wtautological-constant-out-of-range-compare] mem_end > KEYSTONE_HIGH_PHYS_END) { ~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~ arch/arm/mach-keystone/keystone.c:78:16: error: result of comparison of constant 34359738368 with expression of type 'phys_addr_t' (aka 'unsigned int') is always true [-Werror,-Wtautological-constant-out-of-range-compare] if (mem_start < KEYSTONE_HIGH_PHYS_START || ~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~ Change the temporary variable to a fixed-size u64 to avoid the warning. Signed-off-by: Arnd Bergmann Reviewed-by: Nathan Chancellor Acked-by: Santosh Shilimkar Link: https://lore.kernel.org/r/20210323131814.2751750-1-arnd@kernel.org' Signed-off-by: Arnd Bergmann Signed-off-by: Sasha Levin --- arch/arm/mach-keystone/keystone.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) -- 2.30.2 diff --git a/arch/arm/mach-keystone/keystone.c b/arch/arm/mach-keystone/keystone.c index cd711bfc591f..2c647bdf8d25 100644 --- a/arch/arm/mach-keystone/keystone.c +++ b/arch/arm/mach-keystone/keystone.c @@ -65,7 +65,7 @@ static void __init keystone_init(void) static long long __init keystone_pv_fixup(void) { long long offset; - phys_addr_t mem_start, mem_end; + u64 mem_start, mem_end; mem_start = memblock_start_of_DRAM(); mem_end = memblock_end_of_DRAM(); @@ -78,7 +78,7 @@ static long long __init keystone_pv_fixup(void) if (mem_start < KEYSTONE_HIGH_PHYS_START || mem_end > KEYSTONE_HIGH_PHYS_END) { pr_crit("Invalid address space for memory (%08llx-%08llx)\n", - (u64)mem_start, (u64)mem_end); + mem_start, mem_end); return 0; }