From patchwork Wed Oct 8 22:14:11 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kamal Mostafa X-Patchwork-Id: 397877 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 085C8140082; Thu, 9 Oct 2014 09:17:34 +1100 (EST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1XbzY3-00017D-HF; Wed, 08 Oct 2014 22:17:31 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1XbzUs-0007jy-3Y for kernel-team@lists.ubuntu.com; Wed, 08 Oct 2014 22:14:14 +0000 Received: from c-76-102-4-12.hsd1.ca.comcast.net ([76.102.4.12] helo=fourier) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1XbzUq-0005pl-Tt; Wed, 08 Oct 2014 22:14:13 +0000 Received: from kamal by fourier with local (Exim 4.82) (envelope-from ) id 1XbzUp-00089u-6P; Wed, 08 Oct 2014 15:14:11 -0700 From: Kamal Mostafa To: Andrey Vagin Subject: [3.13.y.z extended stable] Patch "fs/notify: don't show f_handle if exportfs_encode_inode_fh failed" has been added to staging queue Date: Wed, 8 Oct 2014 15:14:11 -0700 Message-Id: <1412806451-31331-1-git-send-email-kamal@canonical.com> X-Mailer: git-send-email 1.9.1 X-Extended-Stable: 3.13 Cc: Kamal Mostafa , kernel-team@lists.ubuntu.com, Alexander Viro , Cyrill Gorcunov , Andrew Morton , Linus Torvalds X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com This is a note to let you know that I have just added a patch titled fs/notify: don't show f_handle if exportfs_encode_inode_fh failed to the linux-3.13.y-queue branch of the 3.13.y.z extended stable tree which can be found at: http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.13.y-queue This patch is scheduled to be released in version 3.13.11.9. If you, or anyone else, feels it should not be added to this tree, please reply to this email. For more information about the 3.13.y.z tree, see https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable Thanks. -Kamal ------ From 2ab02f450b508ab276d1567e744a6822fec81b89 Mon Sep 17 00:00:00 2001 From: Andrey Vagin Date: Tue, 9 Sep 2014 14:51:06 -0700 Subject: fs/notify: don't show f_handle if exportfs_encode_inode_fh failed commit 7e8824816bda16bb11ff5ff1e1212d642e57b0b3 upstream. Currently we handle only ENOSPC. In case of other errors the file_handle variable isn't filled properly and we will show a part of stack. Signed-off-by: Andrey Vagin Acked-by: Cyrill Gorcunov Cc: Alexander Viro Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Kamal Mostafa --- fs/notify/fdinfo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 1.9.1 diff --git a/fs/notify/fdinfo.c b/fs/notify/fdinfo.c index 660d33b..9d7e2b9 100644 --- a/fs/notify/fdinfo.c +++ b/fs/notify/fdinfo.c @@ -50,7 +50,7 @@ static int show_mark_fhandle(struct seq_file *m, struct inode *inode) size = f.handle.handle_bytes >> 2; ret = exportfs_encode_inode_fh(inode, (struct fid *)f.handle.f_handle, &size, 0); - if ((ret == FILEID_INVALID) || (ret == -ENOSPC)) { + if ((ret == FILEID_INVALID) || (ret < 0)) { WARN_ONCE(1, "Can't encode file handler for inotify: %d\n", ret); return 0; }