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devres: release resources on device_del()

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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]>
Signed-off-by: Jeff Garzik <[email protected]>
This commit is contained in:
Tejun Heo 2007-03-09 19:34:19 +09:00 • committed by Jeff Garzik
commit 2f8d16a996
1 changed files with 7 additions and 0 deletions
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7
drivers/base/core.c
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@ -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...
*/