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path: root/drivers/acpi
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Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/glue.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index 782071fd3df3..a22a295edb69 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -217,6 +217,7 @@ int acpi_bind_one(struct device *dev, acpi_handle handle)
if (!acpi_dev)
return -EINVAL;
+ get_device(&acpi_dev->dev);
get_device(dev);
physical_node = kzalloc(sizeof(*physical_node), GFP_KERNEL);
if (!physical_node) {
@@ -243,6 +244,7 @@ int acpi_bind_one(struct device *dev, acpi_handle handle)
goto err;
put_device(dev);
+ put_device(&acpi_dev->dev);
return 0;
}
if (pn->node_id == node_id) {
@@ -282,6 +284,7 @@ int acpi_bind_one(struct device *dev, acpi_handle handle)
err:
ACPI_COMPANION_SET(dev, NULL);
put_device(dev);
+ put_device(&acpi_dev->dev);
return retval;
}
EXPORT_SYMBOL_GPL(acpi_bind_one);
@@ -307,8 +310,9 @@ int acpi_unbind_one(struct device *dev)
sysfs_remove_link(&acpi_dev->dev.kobj, physnode_name);
sysfs_remove_link(&dev->kobj, "firmware_node");
ACPI_COMPANION_SET(dev, NULL);
- /* acpi_bind_one() increase refcnt by one. */
+ /* Drop references taken by acpi_bind_one(). */
put_device(dev);
+ put_device(&acpi_dev->dev);
kfree(entry);
break;
}