linux-kernel - [PATCH 04/25] userns: Convert devtmpfs to use GLOBAL_ROOT_UID and GLOBAL_ROOT

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Date:	Thu, 20 Sep 2012 04:41:45 -0700
From:	"Eric W. Biederman" <ebiederm@...ssion.com>
To:	<linux-fsdevel@...r.kernel.org>
Cc:	<linux-kernel@...r.kernel.org>, Serge Hallyn <serge@...lyn.com>,
	Linux Containers <containers@...ts.linux-foundation.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: [PATCH 04/25] userns: Convert devtmpfs to use GLOBAL_ROOT_UID and GLOBAL_ROOT_GID

From: "Eric W. Biederman" <ebiederm@...ssion.com>

Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Acked-by: Serge Hallyn <serge.hallyn@...onical.com>
Signed-off-by: Eric W. Biederman <ebiederm@...ssion.com>
---
 drivers/base/devtmpfs.c |    4 ++--
 init/Kconfig            |    1 -
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index deb4a45..147d1a4 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -309,8 +309,8 @@ static int handle_remove(const char *nodename, struct device *dev)
 			 * before unlinking this node, reset permissions
 			 * of possible references like hardlinks
 			 */
-			newattrs.ia_uid = 0;
-			newattrs.ia_gid = 0;
+			newattrs.ia_uid = GLOBAL_ROOT_UID;
+			newattrs.ia_gid = GLOBAL_ROOT_GID;
 			newattrs.ia_mode = stat.mode & ~0777;
 			newattrs.ia_valid =
 				ATTR_UID|ATTR_GID|ATTR_MODE;
diff --git a/init/Kconfig b/init/Kconfig
index e7e0cc1..96007af 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -932,7 +932,6 @@ config UIDGID_CONVERTED
 	depends on NET_9P = n
 
 	# Filesystems
-	depends on DEVTMPFS = n
 	depends on XENFS = n
 
 	depends on 9P_FS = n
-- 
1.7.5.4

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