From patchwork Wed Nov 25 00:23:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Biggers X-Patchwork-Id: 11930011 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32BD2C64E7B for ; Wed, 25 Nov 2020 00:24:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E53D1217A0 for ; Wed, 25 Nov 2020 00:24:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="tNLet1ZG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727362AbgKYAYr (ORCPT ); Tue, 24 Nov 2020 19:24:47 -0500 Received: from mail.kernel.org ([198.145.29.99]:35420 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727189AbgKYAYr (ORCPT ); Tue, 24 Nov 2020 19:24:47 -0500 Received: from sol.attlocal.net (172-10-235-113.lightspeed.sntcca.sbcglobal.net [172.10.235.113]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7E01321534; Wed, 25 Nov 2020 00:24:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1606263886; bh=fQf+fnaZQ02pcMEuBF1tBcPKD9HF9tGTFk+IDwiZp4A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tNLet1ZGE/CSRBfltP6K7lEGDh8V0fPQXQop96Z8CQDltO+ttQbkZUgKcBixSINvf 268ymGtXK8m+tNIEqeWpmji485xYf22gcpI6X8MVK/vwxmVcLcMHogHu8lwh9N1/O3 dgVXB719889w/ATW8gPyfytv/NMQO/Fv+FNOUBsU= From: Eric Biggers To: linux-fscrypt@vger.kernel.org Cc: linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-mtd@lists.infradead.org, linux-fsdevel@vger.kernel.org Subject: [PATCH 3/9] ubifs: remove ubifs_dir_open() Date: Tue, 24 Nov 2020 16:23:30 -0800 Message-Id: <20201125002336.274045-4-ebiggers@kernel.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201125002336.274045-1-ebiggers@kernel.org> References: <20201125002336.274045-1-ebiggers@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Eric Biggers Since encrypted directories can be opened without their encryption key being available, and each readdir tries to set up the key, trying to set up the key in ->open() too isn't really useful. Just remove it so that directories don't need an ->open() method anymore, and so that we eliminate a use of fscrypt_get_encryption_info() (which I'd like to stop exporting to filesystems). Signed-off-by: Eric Biggers --- fs/ubifs/dir.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c index 08fde777c324..009fbf844d3e 100644 --- a/fs/ubifs/dir.c +++ b/fs/ubifs/dir.c @@ -1619,14 +1619,6 @@ int ubifs_getattr(const struct path *path, struct kstat *stat, return 0; } -static int ubifs_dir_open(struct inode *dir, struct file *file) -{ - if (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, @@ -1653,7 +1645,6 @@ 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