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 <[EMAIL PROTECTED]>
---
This one fixes oops on pata_platform and pata_legacy unload. libata
being the only user of devres at the moment. I think this can go
through libata-dev#upstream.
drivers/base/core.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/base/core.c b/drivers/base/core.c
index cf2a398..89ebe36 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...
*/
--
1.5.0.1
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