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Message-Id: <1243628376-22905-25-git-send-email-ebiederm@xmission.com>
Date:	Fri, 29 May 2009 13:19:35 -0700
From:	"Eric W. Biederman" <ebiederm@...ssion.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...e.de>
Cc:	<linux-kernel@...r.kernel.org>, Tejun Heo <tj@...nel.org>,
	Cornelia Huck <cornelia.huck@...ibm.com>,
	<linux-fsdevel@...r.kernel.org>,
	Kay Sievers <kay.sievers@...y.org>, Greg KH <greg@...ah.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	"Eric W. Biederman" <ebiederm@...stanetworks.com>
Subject: [PATCH 25/26] driver core: Don't remove kobjects in device_shutdown.

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

device_shutdown is defined to just shutdown the hardware and to not
clean up any kernel data structures.  Therefore don't put the kobjects
for /sys/dev and /sys/dev/block and /sys/dev/char.

This ensures we don't remove /sys/dev/block and /sys/dev/char while
we still have symlinks from there to the actual devices.

Acked-by: Kay Sievers <kay.sievers@...y.org>
Signed-off-by: Eric W. Biederman <ebiederm@...stanetworks.com>
---
 drivers/base/core.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 8a1569c..49d3142 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1653,7 +1653,4 @@ void device_shutdown(void)
 			dev->driver->shutdown(dev);
 		}
 	}
-	kobject_put(sysfs_dev_char_kobj);
-	kobject_put(sysfs_dev_block_kobj);
-	kobject_put(dev_kobj);
 }
-- 
1.6.3.1.54.g99dd.dirty

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