From mboxrd@z Thu Jan 1 00:00:00 1970 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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 7351AC06510 for ; Wed, 3 Jul 2019 02:22:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42E8C20673 for ; Wed, 3 Jul 2019 02:22:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1562120544; bh=kxd6DhSp0GnWT3gKbEadLw4u2K2Ny8vIqZRTBU3o9zI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=coCLAPK6HAyOw8tlNwX/3osSPV83lAQEP0CKCk5ZWSEUrM6pANFmmRfRn+kPpSr6K PlyvGVf8sPQ52IsChCbBHFpgAyaOk/EdGQfatRv/t7j6mMNgUt/kUJ6/Q4V9bhKc1k GulIxUPV+55tvyJczkafGzCDjUzt+ixtq6sES48Y= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727661AbfGCCPl (ORCPT ); Tue, 2 Jul 2019 22:15:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:53944 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727626AbfGCCPi (ORCPT ); Tue, 2 Jul 2019 22:15:38 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (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 67686218A3; Wed, 3 Jul 2019 02:15:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1562120137; bh=kxd6DhSp0GnWT3gKbEadLw4u2K2Ny8vIqZRTBU3o9zI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IP4pcFdYItVDa6lu9q8+cT88ZD/tCPgk0fJ0KK27f7rNtzR/Rb25VEOPpAXRJSGLl mmU25ISJVJS2xtXONrIzkNhyZAFeXhKIQB61K1IZoURtUFTFv3v97rkxNRc4FUYwNQ F9dkSoLpxM0NnoBsxzMzGIsX60BL6IxCVoj8aS3E= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Qian Cai , "Prakhya, Sai Praneeth" , Ard Biesheuvel , Sasha Levin , linux-efi@vger.kernel.org, platform-driver-x86@vger.kernel.org Subject: [PATCH AUTOSEL 5.1 14/39] x86/efi: fix a -Wtype-limits compilation warning Date: Tue, 2 Jul 2019 22:14:49 -0400 Message-Id: <20190703021514.17727-14-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190703021514.17727-1-sashal@kernel.org> References: <20190703021514.17727-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Qian Cai [ Upstream commit 919aef44d73d5d0c04213cb1bc31149cc074e65e ] Compiling a kernel with W=1 generates this warning, arch/x86/platform/efi/quirks.c:731:16: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] Fixes: 3425d934fc03 ("efi/x86: Handle page faults occurring while running ...") Signed-off-by: Qian Cai Acked-by: "Prakhya, Sai Praneeth" Signed-off-by: Ard Biesheuvel Signed-off-by: Sasha Levin --- arch/x86/platform/efi/quirks.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/platform/efi/quirks.c b/arch/x86/platform/efi/quirks.c index a25a9fd987a9..529522c62d89 100644 --- a/arch/x86/platform/efi/quirks.c +++ b/arch/x86/platform/efi/quirks.c @@ -724,7 +724,7 @@ void efi_recover_from_page_fault(unsigned long phys_addr) * Address range 0x0000 - 0x0fff is always mapped in the efi_pgd, so * page faulting on these addresses isn't expected. */ - if (phys_addr >= 0x0000 && phys_addr <= 0x0fff) + if (phys_addr <= 0x0fff) return; /* -- 2.20.1