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path: root/drivers/acpi/dock.c
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Diffstat (limited to 'drivers/acpi/dock.c')
-rw-r--r--drivers/acpi/dock.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index ac7dfefcb50b..c877cc526002 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -609,6 +609,7 @@ register_hotplug_dock_device(acpi_handle handle, struct acpi_dock_ops *ops,
{
struct dock_dependent_device *dd;
struct dock_station *dock_station;
+ int ret = -EINVAL;
if (!dock_station_count)
return -ENODEV;
@@ -618,16 +619,21 @@ register_hotplug_dock_device(acpi_handle handle, struct acpi_dock_ops *ops,
* this would include the dock station itself
*/
list_for_each_entry(dock_station, &dock_stations, sibiling) {
+ /*
+ * An ATA bay can be in a dock and itself can be ejected
+ * seperately, so there are two 'dock stations' which need the
+ * ops
+ */
dd = find_dock_dependent_device(dock_station, handle);
if (dd) {
dd->ops = ops;
dd->context = context;
dock_add_hotplug_device(dock_station, dd);
- return 0;
+ ret = 0;
}
}
- return -EINVAL;
+ return ret;
}
EXPORT_SYMBOL_GPL(register_hotplug_dock_device);
@@ -1078,8 +1084,8 @@ find_dock(acpi_handle handle, u32 lvl, void *context, void **rv)
static acpi_status
find_bay(acpi_handle handle, u32 lvl, void *context, void **rv)
{
- /* If bay is in a dock, it's already handled */
- if (is_ejectable_bay(handle) && !is_dock_device(handle))
+ /* If bay is a dock, it's already handled */
+ if (is_ejectable_bay(handle) && !is_dock(handle))
dock_add(handle);
return AE_OK;
}