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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 8A698C04AB6 for ; Tue, 28 May 2019 13:14:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5F45F2133F for ; Tue, 28 May 2019 13:14:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727387AbfE1NOx (ORCPT ); Tue, 28 May 2019 09:14:53 -0400 Received: from mailgate2.uni-hannover.de ([130.75.2.114]:56978 "EHLO mailgate2.uni-hannover.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726887AbfE1NOx (ORCPT ); Tue, 28 May 2019 09:14:53 -0400 X-Greylist: delayed 983 seconds by postgrey-1.27 at vger.kernel.org; Tue, 28 May 2019 09:14:51 EDT Received: from kolab.sra.uni-hannover.de (kolab.sra.uni-hannover.de [130.75.33.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mailgate2.uni-hannover.de (Postfix) with ESMTPS id 2DB8D2206; Tue, 28 May 2019 14:58:27 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at sra.uni-hannover.de Received: from lab.sra.uni-hannover.de (aerobus.sra.uni-hannover.de [130.75.33.87]) by kolab.sra.uni-hannover.de (Postfix) with SMTP id DD1F43E0622; Tue, 28 May 2019 14:57:59 +0200 (CEST) Received: (nullmailer pid 2217 invoked by uid 20018); Tue, 28 May 2019 12:58:26 -0000 From: Lennart Glauer To: ard.biesheuvel@linaro.org, dvhart@infradead.org, andy@infradead.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com Cc: x86@kernel.org, linux-efi@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org, Lennart Glauer Subject: [PATCH] x86/efi: Free efi_pgd with free_pages() Date: Tue, 28 May 2019 14:58:05 +0200 Message-Id: <20190528125805.2166-1-mail@lennart-glauer.de> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch fixes another occurrence of free_page() that was missed in 06ace26. The efi_pgd is allocated as PGD_ALLOCATION_ORDER pages and therefore must also be freed as PGD_ALLOCATION_ORDER pages with free_pages(). Signed-off-by: Lennart Glauer --- arch/x86/platform/efi/efi_64.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c index 08ce8177c3af..acad22a44774 100644 --- a/arch/x86/platform/efi/efi_64.c +++ b/arch/x86/platform/efi/efi_64.c @@ -222,7 +222,7 @@ int __init efi_alloc_page_tables(void) pgd = efi_pgd + pgd_index(EFI_VA_END); p4d = p4d_alloc(&init_mm, pgd, EFI_VA_END); if (!p4d) { - free_page((unsigned long)efi_pgd); + free_pages((unsigned long)efi_pgd, PGD_ALLOCATION_ORDER); return -ENOMEM; } -- 2.17.1