From patchwork Mon Jun 15 09:21:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: thermal-bot for Julien Panis X-Patchwork-Id: 224554 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=-11.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS 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 A5E51C433DF for ; Mon, 15 Jun 2020 09:21:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 817E2206D7 for ; Mon, 15 Jun 2020 09:21:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729065AbgFOJVo (ORCPT ); Mon, 15 Jun 2020 05:21:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46728 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728865AbgFOJVn (ORCPT ); Mon, 15 Jun 2020 05:21:43 -0400 Received: from Galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AEE8AC061A0E; Mon, 15 Jun 2020 02:21:43 -0700 (PDT) Received: from [5.158.153.53] (helo=tip-bot2.lab.linutronix.de) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1jklJA-0005qE-LA; Mon, 15 Jun 2020 11:21:36 +0200 Received: from [127.0.1.1] (localhost [IPv6:::1]) by tip-bot2.lab.linutronix.de (Postfix) with ESMTP id F20A11C00ED; Mon, 15 Jun 2020 11:21:35 +0200 (CEST) Date: Mon, 15 Jun 2020 09:21:35 -0000 From: "tip-bot2 for Jiri Slaby" Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/urgent] syscalls: Fix offset type of ksys_ftruncate() Cc: Jiri Slaby , Thomas Gleixner , Brian Gerst , stable@vger.kernel.org, x86 , LKML In-Reply-To: <20200610114851.28549-1-jslaby@suse.cz> References: <20200610114851.28549-1-jslaby@suse.cz> MIME-Version: 1.0 Message-ID: <159221289568.16989.17711770547953767180.tip-bot2@tip-bot2> X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1, SHORTCIRCUIT=-0.0001 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org The following commit has been merged into the x86/urgent branch of tip: Commit-ID: 8e742aa79780b13cd300a42198c1a4cea9c89905 Gitweb: https://git.kernel.org/tip/8e742aa79780b13cd300a42198c1a4cea9c89905 Author: Jiri Slaby AuthorDate: Wed, 10 Jun 2020 13:48:51 +02:00 Committer: Thomas Gleixner CommitterDate: Mon, 15 Jun 2020 11:16:27 +02:00 syscalls: Fix offset type of ksys_ftruncate() After the commit below, truncate() on x86 32bit uses ksys_ftruncate(). But ksys_ftruncate() truncates the offset to unsigned long. Switch the type of offset to loff_t which is what do_sys_ftruncate() expects. Fixes: 121b32a58a3a (x86/entry/32: Use IA32-specific wrappers for syscalls taking 64-bit arguments) Signed-off-by: Jiri Slaby Signed-off-by: Thomas Gleixner Reviewed-by: Brian Gerst Cc: stable@vger.kernel.org Link: https://lkml.kernel.org/r/20200610114851.28549-1-jslaby@suse.cz --- include/linux/syscalls.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 7c354c2..b951a87 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -1360,7 +1360,7 @@ static inline long ksys_lchown(const char __user *filename, uid_t user, extern long do_sys_ftruncate(unsigned int fd, loff_t length, int small); -static inline long ksys_ftruncate(unsigned int fd, unsigned long length) +static inline long ksys_ftruncate(unsigned int fd, loff_t length) { return do_sys_ftruncate(fd, length, 1); }