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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 99087C28B2B for ; Fri, 19 Aug 2022 15:55:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350476AbiHSPzN (ORCPT ); Fri, 19 Aug 2022 11:55:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40036 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350571AbiHSPyV (ORCPT ); Fri, 19 Aug 2022 11:54:21 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 30FBB106FBA; Fri, 19 Aug 2022 08:49:40 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 4039161724; Fri, 19 Aug 2022 15:49:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3F54FC433D7; Fri, 19 Aug 2022 15:49:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660924178; bh=2mjJAQmsdN9zFTMGHiXbeqb7KdcpnHmUaKz7zq041e0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=s71VWx7695HR8+cn5swIoLZsHGy1hYZGOOa+Ek1lWt4r8mH295WEDRZOId6/7Nz3o OTjDAZ6XUux5IP536QIPmW5W3AZET2uj6krhsnliU03pq3GM9myf6uuji6bdAGTMO5 v7Gc4q5J9EBqCsxisAMY4EUfGCLURQlHFZMonrzE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miklos Szeredi Subject: [PATCH 5.10 053/545] fuse: limit nsec Date: Fri, 19 Aug 2022 17:37:03 +0200 Message-Id: <20220819153831.603561318@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220819153829.135562864@linuxfoundation.org> References: <20220819153829.135562864@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Miklos Szeredi commit 47912eaa061a6a81e4aa790591a1874c650733c0 upstream. Limit nanoseconds to 0..999999999. Fixes: d8a5ba45457e ("[PATCH] FUSE - core") Cc: Signed-off-by: Miklos Szeredi Signed-off-by: Greg Kroah-Hartman --- fs/fuse/inode.c | 6 ++++++ 1 file changed, 6 insertions(+) --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -182,6 +182,12 @@ void fuse_change_attributes_common(struc inode->i_uid = make_kuid(fc->user_ns, attr->uid); inode->i_gid = make_kgid(fc->user_ns, attr->gid); inode->i_blocks = attr->blocks; + + /* Sanitize nsecs */ + attr->atimensec = min_t(u32, attr->atimensec, NSEC_PER_SEC - 1); + attr->mtimensec = min_t(u32, attr->mtimensec, NSEC_PER_SEC - 1); + attr->ctimensec = min_t(u32, attr->ctimensec, NSEC_PER_SEC - 1); + inode->i_atime.tv_sec = attr->atime; inode->i_atime.tv_nsec = attr->atimensec; /* mtime from server may be stale due to local buffered write */