From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 566A8340DB2; Thu, 8 Jan 2026 07:36:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.89.141.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767857822; cv=none; b=g5sjQ8tfDKHIt0TArTz2i3eB1bnlvmJmJBxqQTNb9PbhHmHUzP45ySV/n8MwT4+MBOid9N42cKwlcA8yRaSQPjjoVXLRvj0mxCHoOftkZ0r6Gf7iP++A4pnCyasi6wtalu4go2k2dkuYPUN+SNSnaXjOrF6XK2Ydu3LgZL3f2Z8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767857822; c=relaxed/simple; bh=nTHKXw8UwcLMJ53XI29POh8UPZpmRIfzCZ6jAwlP48s=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pUSIYqCoapxzS7+NJ3BjXcoBH/ncdrCWIlXTXiFhXweakxJexOG2xxcV1GoZ1tgQdp7zaDOVOv+CsCOUNwku/qvmRHM9MO8q2TsE1CoTaksNR2Rr3T1rW/qZ+/FUCNv2ozkgj8VZNmrbyfxOrOsH+n8WKJ33pVFdD6OtyBdDlM8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk; spf=none smtp.mailfrom=ftp.linux.org.uk; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b=Lo/ZumX9; arc=none smtp.client-ip=62.89.141.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=ftp.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b="Lo/ZumX9" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description; bh=FD17jUCcWuTCEQI03eM0GnSRloJ9zIEZc4eT9v4ubz4=; b=Lo/ZumX9mQKjPPhqKap5cWBikf JinkpExLRlcKqkOBLr5uf2ITH3wUaF2bFlf/FtVEYF4xYJSAqOiRVOayQXt5+5LlsAA/qoCFY6KcE d6SxlCO1zeKsNIELG51BfxNNeuqRldBo3ivYGxBWsnLmiAw7lJYgrJW/WHwGAg2/l+yDRTIig0t5m wHb7nra4KToEG2+tx/vRR866JTIspiAIAk+1lHoCddqLh9g/6rmIDYWw+KiCqYV0kl05PJP3t1wA8 38n/5bsDeqkRXZO9hMSYuoVvXEC2Rob/2lHtoCAcqoci6JKWdeMngE/DFTWxRCu3XdDzZToo5h6Mt 2FsbXQrw==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.99 #2 (Red Hat Linux)) id 1vdkaz-00000001mtl-34xm; Thu, 08 Jan 2026 07:38:13 +0000 From: Al Viro To: linux-fsdevel@vger.kernel.org Cc: torvalds@linux-foundation.org, brauner@kernel.org, jack@suse.cz, mjguzik@gmail.com, paul@paul-moore.com, axboe@kernel.dk, audit@vger.kernel.org, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 50/59] move_mount(2): switch to CLASS(filename_maybe_null) Date: Thu, 8 Jan 2026 07:37:54 +0000 Message-ID: <20260108073803.425343-51-viro@zeniv.linux.org.uk> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260108073803.425343-1-viro@zeniv.linux.org.uk> References: <20260108073803.425343-1-viro@zeniv.linux.org.uk> Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: Al Viro Signed-off-by: Al Viro --- fs/namespace.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/fs/namespace.c b/fs/namespace.c index 888df8ee43bc..612757bd166a 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -4402,8 +4402,6 @@ SYSCALL_DEFINE5(move_mount, { struct path to_path __free(path_put) = {}; struct path from_path __free(path_put) = {}; - struct filename *to_name __free(putname) = NULL; - struct filename *from_name __free(putname) = NULL; unsigned int lflags, uflags; enum mnt_tree_flags_t mflags = 0; int ret = 0; @@ -4425,7 +4423,7 @@ SYSCALL_DEFINE5(move_mount, if (flags & MOVE_MOUNT_T_EMPTY_PATH) uflags = AT_EMPTY_PATH; - to_name = getname_maybe_null(to_pathname, uflags); + CLASS(filename_maybe_null,to_name)(to_pathname, uflags); if (!to_name && to_dfd >= 0) { CLASS(fd_raw, f_to)(to_dfd); if (fd_empty(f_to)) @@ -4448,7 +4446,7 @@ SYSCALL_DEFINE5(move_mount, if (flags & MOVE_MOUNT_F_EMPTY_PATH) uflags = AT_EMPTY_PATH; - from_name = getname_maybe_null(from_pathname, uflags); + CLASS(filename_maybe_null,from_name)(from_pathname, uflags); if (!from_name && from_dfd >= 0) { CLASS(fd_raw, f_from)(from_dfd); if (fd_empty(f_from)) -- 2.47.3