Received: by 10.213.65.68 with SMTP id h4csp1784882imn; Thu, 5 Apr 2018 03:52:49 -0700 (PDT) X-Google-Smtp-Source: AIpwx4+eXJteLj59NDBkI821g/asm1U+ide8XAu3X5bjSsh2BuqOeHbN/ujxLkQ93GonRKF9z17f X-Received: by 10.101.78.8 with SMTP id r8mr7298498pgt.343.1522925569697; Thu, 05 Apr 2018 03:52:49 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1522925569; cv=none; d=google.com; s=arc-20160816; b=ru6tA2Y5Kgm4SaMLCZWaIqnHGjwHgQJjDDwJRrgBeSFVsXU4olm9sUdszGaJvQiyAX 18A6mvFqm0sTSxGldemIqhLOIOLKhALPGncU4Ov+1ZZDG3xKh3JmNC1JA821iBcXvc3m gXb5e4Ki89BfGvPEzkvozwmLfoC35bBcNmt+ecWqYl5Ak2LUl8CJPoSBG1/EYx+MLR4r rRafNn2HLoIk2cTszwPw77eHNRcY+ki5qTRX7ZitMIsExOlQxpJqC0P04zGiASyW+ziU w60VXyKqows4B4beF0VoWEklGbMESl0CS2vVkK3OykjDjKo+29zY1hsguT2chjZxnkaY tK3w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=Lu40MAYg0DGKiVxm2tWEUxjvoOwdJMjFIpc2OuY3N3o=; b=Hl5/SMl8efX4vDMIfgQ0qdGDVYKIOjXzf9AbOtGxfiP4w/ta+TG0mYY4jFmOYQM0zB nWeVhSw/VZgdTHrMhwjr1Pp3v12DQ1qvV+sz0+hUm6euwGHsijC39IwjhUXnWIZ/gXOn cyKpJivHxZw3gKtSOLNYK/1ShUT2QQmyYINTUKR29Gg5zVNnMbXDjUfTKppJIUDPkFxE qmQmYzNb+mp7Nkp8DVAZT8sEKsLW22phiVTyOd/K4FBkxPG84XOAfDRkZ/aSDR55Wufn 5uBJrV+apSMfTj+C/itBT93fkRtMvqu9Un4Re/DyT9aeTI57SzgczYySY1zpay42coZL jtYg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l4si5214165pgp.448.2018.04.05.03.52.35; Thu, 05 Apr 2018 03:52:49 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751535AbeDEKvY (ORCPT + 99 others); Thu, 5 Apr 2018 06:51:24 -0400 Received: from mail-wr0-f193.google.com ([209.85.128.193]:45767 "EHLO mail-wr0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751097AbeDEKvW (ORCPT ); Thu, 5 Apr 2018 06:51:22 -0400 Received: by mail-wr0-f193.google.com with SMTP id u11so27621174wri.12 for ; Thu, 05 Apr 2018 03:51:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Lu40MAYg0DGKiVxm2tWEUxjvoOwdJMjFIpc2OuY3N3o=; b=UvcIOx19CTOzyg4NuxjsReWIUd/Ff/sbhA38xISWa5gS8PhYEYP+GDOCTpU1FEKgVQ L3DRMwsw/7OR6+fm3xKs7h/4b04pI8imE0IgNZHN1KjbWvx5wq6vueE6avZfPs45Dd71 4lD0NE4NLLHQ8j6uK312/Wxfkesk3m8eChZFdfhMAAcMvGc30/hBtojDS0Pgi5kM/dO0 lbJ2Gyw+blGEIEkau6Z3NK6L5wT5MPPxDbeEuEJ70l4/vDUbspgOmzgF8EOGl+cAdx5q 4nAeEoRf2ZXNlEGyqB6opgXJCeTNujqay8vaWCQI12AMlKAeUSM8puG4m82fjqI5fIFn RhIQ== X-Gm-Message-State: AElRT7E4d/2ZFrIJamJ7ldjkhZGwpZ9AMfWLvl4K9fP8CD0ltreUN3sc vYmMDUcNleGsOKkaH2bx8k0= X-Received: by 10.223.169.55 with SMTP id u52mr16903347wrc.29.1522925481233; Thu, 05 Apr 2018 03:51:21 -0700 (PDT) Received: from localhost.localdomain (u-086-c187.eap.uni-tuebingen.de. [134.2.86.187]) by smtp.gmail.com with ESMTPSA id n47sm8418599wrf.41.2018.04.05.03.51.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 05 Apr 2018 03:51:20 -0700 (PDT) From: Christian Brauner To: torvalds@linux-foundation.org, viro@zeniv.linux.org.uk, ebiederm@xmission.com, linux-kernel@vger.kernel.org Cc: Christian Brauner Subject: [PATCH 2/3 RESEND] devpts: use follow_up_bind() helper Date: Thu, 5 Apr 2018 12:51:02 +0200 Message-Id: <20180405105103.21572-3-christian.brauner@ubuntu.com> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20180405105103.21572-1-christian.brauner@ubuntu.com> References: <20180405105103.21572-1-christian.brauner@ubuntu.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Christian Brauner --- fs/devpts/inode.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c index e072e955ce33..5e516846074e 100644 --- a/fs/devpts/inode.c +++ b/fs/devpts/inode.c @@ -181,9 +181,7 @@ struct vfsmount *devpts_mntget(struct file *filp, struct pts_fs_info *fsi) /* Walk upward while the start point is a bind mount of * a single file. */ - while (path.mnt->mnt_root == path.dentry) - if (follow_up(&path) == 0) - break; + follow_up_bind(&path); /* devpts_ptmx_path() finds a devpts fs or returns an error. */ if ((path.mnt->mnt_sb->s_magic != DEVPTS_SUPER_MAGIC) || -- 2.15.1