From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755106Ab1A2TJk (ORCPT ); Sat, 29 Jan 2011 14:09:40 -0500 Received: from e23smtp09.au.ibm.com ([202.81.31.142]:46792 "EHLO e23smtp09.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755267Ab1A2TJh (ORCPT ); Sat, 29 Jan 2011 14:09:37 -0500 From: "Aneesh Kumar K.V" To: hch@infradead.org, viro@zeniv.linux.org.uk, adilger@sun.com, corbet@lwn.net, neilb@suse.de, npiggin@kernel.dk, hooanon05@yahoo.co.jp, bfields@fieldses.org, miklos@szeredi.hu Cc: linux-fsdevel@vger.kernel.org, sfrench@us.ibm.com, philippe.deniel@CEA.FR, linux-kernel@vger.kernel.org, "Aneesh Kumar K.V" Subject: [PATCH -V26 16/16] vfs: enable "" pathname in openat syscall Date: Sun, 30 Jan 2011 00:38:19 +0530 Message-Id: <1296328099-23263-17-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1296328099-23263-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1296328099-23263-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This enable the below usage fd = openat(dir_fd, "", O_RDONLY); dir_fd can be O_PATH descriptor. It does all access check as per the open flags. Signed-off-by: Aneesh Kumar K.V --- fs/open.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/open.c b/fs/open.c index 328a76e..bccb12d 100644 --- a/fs/open.c +++ b/fs/open.c @@ -893,7 +893,7 @@ EXPORT_SYMBOL(fd_install); long do_sys_open(int dfd, const char __user *filename, int flags, int mode) { - char *tmp = getname(filename); + char *tmp = getname_null(filename); int fd = PTR_ERR(tmp); if (!IS_ERR(tmp)) { -- 1.7.1