Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757866AbXISV0o (ORCPT ); Wed, 19 Sep 2007 17:26:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754557AbXISVZM (ORCPT ); Wed, 19 Sep 2007 17:25:12 -0400 Received: from filer.fsl.cs.sunysb.edu ([130.245.126.2]:52805 "EHLO filer.fsl.cs.sunysb.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752346AbXISVZD (ORCPT ); Wed, 19 Sep 2007 17:25:03 -0400 From: Erez Zadok To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, viro@ftp.linux.org.uk, hch@infradead.org, Erez Zadok Subject: [PATCH 4/6] Unionfs: check integrity only if validated dentry successfully Date: Wed, 19 Sep 2007 17:24:38 -0400 Message-Id: <11902370833942-git-send-email-ezk@cs.sunysb.edu> X-Mailer: git-send-email 1.5.2.2 X-MailKey: Erez_Zadok In-Reply-To: <1190237080683-git-send-email-ezk@cs.sunysb.edu> References: <1190237080683-git-send-email-ezk@cs.sunysb.edu> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 946 Lines: 28 Signed-off-by: Erez Zadok Acked-by: Josef Sipek --- fs/unionfs/dentry.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/fs/unionfs/dentry.c b/fs/unionfs/dentry.c index 91f9780..9e0742d 100644 --- a/fs/unionfs/dentry.c +++ b/fs/unionfs/dentry.c @@ -418,7 +418,8 @@ static int unionfs_d_revalidate(struct dentry *dentry, struct nameidata *nd) unionfs_lock_dentry(dentry); err = __unionfs_d_revalidate_chain(dentry, nd, false); unionfs_unlock_dentry(dentry); - unionfs_check_dentry(dentry); + if (err > 0) /* true==1: dentry is valid */ + unionfs_check_dentry(dentry); unionfs_read_unlock(dentry->d_sb); -- 1.5.2.2 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/