From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:37956 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752386AbdEVT0X (ORCPT ); Mon, 22 May 2017 15:26:23 -0400 Subject: Patch "Make stat/lstat/fstatat pass AT_NO_AUTOMOUNT to vfs_statx()" has been added to the 4.11-stable tree To: dhowells@redhat.com, gregkh@linuxfoundation.org, raven@themaw.net, viro@zeniv.linux.org.uk Cc: , From: Date: Mon, 22 May 2017 21:25:57 +0200 Message-ID: <14954811575195@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled Make stat/lstat/fstatat pass AT_NO_AUTOMOUNT to vfs_statx() to the 4.11-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: make-stat-lstat-fstatat-pass-at_no_automount-to-vfs_statx.patch and it can be found in the queue-4.11 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From deccf497d804a4c5fca2dbfad2f104675a6f9102 Mon Sep 17 00:00:00 2001 From: David Howells Date: Thu, 4 May 2017 23:30:16 +0100 Subject: Make stat/lstat/fstatat pass AT_NO_AUTOMOUNT to vfs_statx() From: David Howells commit deccf497d804a4c5fca2dbfad2f104675a6f9102 upstream. stat/lstat/fstatat need to pass AT_NO_AUTOMOUNT to vfs_statx() as the pre-statx code didn't set LOOKUP_AUTOMOUNT, even though fstatat() accepted the AT_NO_AUTOMOUNT flag. Fixes: a528d35e8bfc ("statx: Add a system call to make enhanced file info available") Reported-by: Ian Kent Signed-off-by: David Howells Tested-by: Ian Kent Signed-off-by: Al Viro Signed-off-by: Greg Kroah-Hartman --- include/linux/fs.h | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2921,17 +2921,19 @@ extern int vfs_statx_fd(unsigned int, st static inline int vfs_stat(const char __user *filename, struct kstat *stat) { - return vfs_statx(AT_FDCWD, filename, 0, stat, STATX_BASIC_STATS); + return vfs_statx(AT_FDCWD, filename, AT_NO_AUTOMOUNT, + stat, STATX_BASIC_STATS); } static inline int vfs_lstat(const char __user *name, struct kstat *stat) { - return vfs_statx(AT_FDCWD, name, AT_SYMLINK_NOFOLLOW, + return vfs_statx(AT_FDCWD, name, AT_SYMLINK_NOFOLLOW | AT_NO_AUTOMOUNT, stat, STATX_BASIC_STATS); } static inline int vfs_fstatat(int dfd, const char __user *filename, struct kstat *stat, int flags) { - return vfs_statx(dfd, filename, flags, stat, STATX_BASIC_STATS); + return vfs_statx(dfd, filename, flags | AT_NO_AUTOMOUNT, + stat, STATX_BASIC_STATS); } static inline int vfs_fstat(int fd, struct kstat *stat) { Patches currently in stable-queue which might be from dhowells@redhat.com are queue-4.11/make-stat-lstat-fstatat-pass-at_no_automount-to-vfs_statx.patch