From 2f8d16a996da0b9be2536994aa7a825418364471 Mon Sep 17 00:00:00 2001
From: Tejun Heo <htejun@gmail.com>
Date: Fri, 9 Mar 2007 19:34:19 +0900
Subject: devres: release resources on device_del()

Some platform devices are driven without driver attached, so managed
resources can be acquired without driver attached.  Make sure such
resources are released by calling devres_release_all() in
device_del().

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
---
 drivers/base/core.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index cf2a398aaaa..89ebe368272 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -787,6 +787,13 @@ void device_del(struct device * dev)
 	device_remove_attrs(dev);
 	bus_remove_device(dev);
 
+	/*
+	 * Some platform devices are driven without driver attached
+	 * and managed resources may have been acquired.  Make sure
+	 * all resources are released.
+	 */
+	devres_release_all(dev);
+
 	/* Notify the platform of the removal, in case they
 	 * need to do anything...
 	 */
-- 
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