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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 98684C3A589 for ; Thu, 15 Aug 2019 14:36:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 75E31208C2 for ; Thu, 15 Aug 2019 14:36:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732211AbfHOOgJ (ORCPT ); Thu, 15 Aug 2019 10:36:09 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:37272 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731668AbfHOOgJ (ORCPT ); Thu, 15 Aug 2019 10:36:09 -0400 Received: by mail-wr1-f67.google.com with SMTP id z11so2426377wrt.4 for ; Thu, 15 Aug 2019 07:36:08 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=0YlmjJPeojzjGuL2iKbKBDyzRelOOlVV+qdVb0SrG38=; b=PcHnMMY6g1Zfs1DQ6XtnKUiiIIUaKe+2dcZQk4Gpq5J9vhuNTWXlbVFdwwcB34DsID Av2lvAQ2s9UuzeEoDHR3CfZgZ17iEMDipIavGc7M8dfL6uWcryM9pA4LnSPKu5aD82sR Qh/HucgxKdqmGNXf+YHydkYUOZLS0QKGVzaUtqQhyU4Wn80upvM2kUaBxOn9yTqUPVEA 0JYiA1LIhb9AsspFuND2ATQcCV4/Ict5ziz5DW4qYGJiGAno1DCKYeqpxq52r34+jXqP t7IGclnPBlD1V8mgIuWjR7q6f0WWjng/xGCwJRy06WTmHnpcxuLebEImLrVP0lGS/LV7 0yww== X-Gm-Message-State: APjAAAUhnTVotDo3MQzALF+/p9sHiKIHK+IxVS5HUgQe5sICmZVxvv4A mowIwKtEny0cgJnXzC/7mULX1w== X-Google-Smtp-Source: APXvYqwuDXbUGVL63z6asyFGv+G1v8IT0KvY9aerWRkjDh6nAUGeN643DxE+O1zkdw0zXQg11Jbu4w== X-Received: by 2002:a5d:6383:: with SMTP id p3mr6144082wru.34.1565879767470; Thu, 15 Aug 2019 07:36:07 -0700 (PDT) Received: from localhost (nat-pool-brq-t.redhat.com. [213.175.37.10]) by smtp.gmail.com with ESMTPSA id a17sm1708199wmm.47.2019.08.15.07.36.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Aug 2019 07:36:06 -0700 (PDT) From: Oleksandr Natalenko To: linux-kernel@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, Christian Brauner , Seth Forshee , Stefan Bader , Kleber Sacilotto de Souza , Tyler Hicks , Marcelo Henrique Cerri , Brad Figg , James Bottomley Subject: [PATCH 1/1] shiftfs-5.2: use copy_from_user() correctly Date: Thu, 15 Aug 2019 16:36:03 +0200 Message-Id: <20190815143603.17127-2-oleksandr@redhat.com> X-Mailer: git-send-email 2.22.1 In-Reply-To: <20190815143603.17127-1-oleksandr@redhat.com> References: <20190815143603.17127-1-oleksandr@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Signed-off-by: Oleksandr Natalenko --- fs/shiftfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/shiftfs.c b/fs/shiftfs.c index 49f6714e9f95..14f3764577d8 100644 --- a/fs/shiftfs.c +++ b/fs/shiftfs.c @@ -1526,7 +1526,7 @@ static bool in_ioctl_whitelist(int flag, unsigned long arg) case BTRFS_IOC_SUBVOL_GETFLAGS: return true; case BTRFS_IOC_SUBVOL_SETFLAGS: - if (copy_from_user(&flags, arg, sizeof(flags))) + if (copy_from_user(&flags, argp, sizeof(flags))) return false; if (flags & ~BTRFS_SUBVOL_RDONLY) -- 2.22.1