Return-Path: Received: from hs01.dk-sys.de ([173.249.23.66]:41672 "EHLO hs01.dk-sys.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751968AbeDIFSq (ORCPT ); Mon, 9 Apr 2018 01:18:46 -0400 From: Danilo Krummrich To: viro@zeniv.linux.org.uk, linux-fsdevel@vger.kernel.org Cc: Danilo Krummrich Subject: [PATCH] vfs: namei: use path_equal() in follow_dotdot() Date: Mon, 9 Apr 2018 07:11:06 +0200 Message-Id: <20180409051106.2164-1-danilokrummrich@dk-develop.de> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Use path_equal() to detect whether we're already in root. Signed-off-by: Danilo Krummrich --- fs/namei.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/namei.c b/fs/namei.c index a66ed5a1622a..d1e0f6cc4c47 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1437,10 +1437,8 @@ static int path_parent_directory(struct path *path) static int follow_dotdot(struct nameidata *nd) { while(1) { - if (nd->path.dentry == nd->root.dentry && - nd->path.mnt == nd->root.mnt) { + if (path_equal(&nd->path, &nd->root)) break; - } if (nd->path.dentry != nd->path.mnt->mnt_root) { int ret = path_parent_directory(&nd->path); if (ret) -- 2.16.3