Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934025AbcJUM7U (ORCPT ); Fri, 21 Oct 2016 08:59:20 -0400 Received: from mail.sigma-star.at ([95.130.255.111]:46004 "EHLO mail.sigma-star.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933132AbcJUMtQ (ORCPT ); Fri, 21 Oct 2016 08:49:16 -0400 From: Richard Weinberger To: linux-mtd@lists.infradead.org Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, dedekind1@gmail.com, adrian.hunter@intel.com, tytso@mit.edu, jaegeuk@kernel.org, david@sigma-star.at, wd@denx.de, sbabic@denx.de, dengler@linutronix.de, Richard Weinberger Subject: [PATCH 08/26] ubifs: Implement directory open operation Date: Fri, 21 Oct 2016 14:48:23 +0200 Message-Id: <1477054121-10198-9-git-send-email-richard@nod.at> X-Mailer: git-send-email 2.7.3 In-Reply-To: <1477054121-10198-1-git-send-email-richard@nod.at> References: <1477054121-10198-1-git-send-email-richard@nod.at> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1058 Lines: 38 We need the ->open() hook to load the crypto context which is needed for all crypto operations within that directory. Signed-off-by: Richard Weinberger --- fs/ubifs/dir.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c index 0e47127352ed..e80de3852c3e 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -1196,6 +1196,14 @@ int ubifs_getattr(struct vfsmount *mnt, struct dentry *dentry, return 0; } +static int ubifs_dir_open(struct inode *dir, struct file *file) +{ + if (ubifs_crypt_is_encrypted(dir)) + return fscrypt_get_encryption_info(dir) ? -EACCES : 0; + + return 0; +} + const struct inode_operations ubifs_dir_inode_operations = { .lookup = ubifs_lookup, .create = ubifs_create, @@ -1224,6 +1232,7 @@ const struct file_operations ubifs_dir_operations = { .iterate_shared = ubifs_readdir, .fsync = ubifs_fsync, .unlocked_ioctl = ubifs_ioctl, + .open = ubifs_dir_open, #ifdef CONFIG_COMPAT .compat_ioctl = ubifs_compat_ioctl, #endif -- 2.7.3