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| author | Rabin Vincent <rabin.vincent@stericsson.com> | 2012-04-23 09:16:36 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-06-11 15:58:04 -0700 |
| commit | bdd4034df8b37841eeaf7b05f86e732ab8e0b08a (patch) | |
| tree | 9f20c1b00803d17316f55930512f4fe39bef56d9 | |
| parent | cfaf025112d3856637ff34a767ef785ef5cf2ca9 (diff) | |
| download | linux-3.10-bdd4034df8b37841eeaf7b05f86e732ab8e0b08a.tar.gz linux-3.10-bdd4034df8b37841eeaf7b05f86e732ab8e0b08a.tar.bz2 linux-3.10-bdd4034df8b37841eeaf7b05f86e732ab8e0b08a.zip | |
driver core: always handle dpm_order
If !dev->class, device_move() does not respect the dpm_order.
Fix it to do so.
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Reviewed-by: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
[Fixed a small dangling label compile warning]
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/base/core.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 346be8b78b2..846d12b5d57 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -1754,25 +1754,25 @@ int device_move(struct device *dev, struct device *new_parent, set_dev_node(dev, dev_to_node(new_parent)); } - if (!dev->class) - goto out_put; - error = device_move_class_links(dev, old_parent, new_parent); - if (error) { - /* We ignore errors on cleanup since we're hosed anyway... */ - device_move_class_links(dev, new_parent, old_parent); - if (!kobject_move(&dev->kobj, &old_parent->kobj)) { - if (new_parent) - klist_remove(&dev->p->knode_parent); - dev->parent = old_parent; - if (old_parent) { - klist_add_tail(&dev->p->knode_parent, - &old_parent->p->klist_children); - set_dev_node(dev, dev_to_node(old_parent)); + if (dev->class) { + error = device_move_class_links(dev, old_parent, new_parent); + if (error) { + /* We ignore errors on cleanup since we're hosed anyway... */ + device_move_class_links(dev, new_parent, old_parent); + if (!kobject_move(&dev->kobj, &old_parent->kobj)) { + if (new_parent) + klist_remove(&dev->p->knode_parent); + dev->parent = old_parent; + if (old_parent) { + klist_add_tail(&dev->p->knode_parent, + &old_parent->p->klist_children); + set_dev_node(dev, dev_to_node(old_parent)); + } } + cleanup_glue_dir(dev, new_parent_kobj); + put_device(new_parent); + goto out; } - cleanup_glue_dir(dev, new_parent_kobj); - put_device(new_parent); - goto out; } switch (dpm_order) { case DPM_ORDER_NONE: @@ -1787,7 +1787,7 @@ int device_move(struct device *dev, struct device *new_parent, device_pm_move_last(dev); break; } -out_put: + put_device(old_parent); out: device_pm_unlock(); |