Merge branch 'acpi-hotplug'

* acpi-hotplug:
  ACPI / scan: Set flags.match_driver in acpi_bus_scan_fixed()
  ACPI / PCI root: Clear driver_data before failing enumeration
  ACPI / hotplug: Fix PCI host bridge hot removal
  ACPI / hotplug: Fix acpi_bus_get_device() return value check

2 files changed, 5 insertions, 10 deletions

diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 56f05869b08d..0703bff5e60e 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -575,6 +575,7 @@ static int acpi_pci_root_add(struct acpi_device *device,
                 dev_err(&device->dev,
                         "Bus %04x:%02x not present in PCI namespace\n",
                         root->segment, (unsigned int)root->secondary.start);
+                device->driver_data = NULL;
                 result = -ENODEV;
                 goto end;
         }
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 55f9dedbbf9f..15daa21fcd05 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -289,24 +289,17 @@ void acpi_bus_device_eject(void *data, u32 ost_src)
 {
         struct acpi_device *device = data;
         acpi_handle handle = device->handle;
-        struct acpi_scan_handler *handler;
         u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE;
         int error;
 
         lock_device_hotplug();
         mutex_lock(&acpi_scan_lock);
 
-        handler = device->handler;
-        if (!handler || !handler->hotplug.enabled) {
-                put_device(&device->dev);
-                goto err_support;
-        }
-
         if (ost_src == ACPI_NOTIFY_EJECT_REQUEST)
                 acpi_evaluate_hotplug_ost(handle, ACPI_NOTIFY_EJECT_REQUEST,
                                           ACPI_OST_SC_EJECT_IN_PROGRESS, NULL);
 
-        if (handler->hotplug.mode == AHM_CONTAINER)
+        if (device->handler && device->handler->hotplug.mode == AHM_CONTAINER)
                 kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE);
 
         error = acpi_scan_hot_remove(device);
@@ -411,8 +404,7 @@ static void acpi_hotplug_notify_cb(acpi_handle handle, u32 type, void *data)
                 break;
         case ACPI_NOTIFY_EJECT_REQUEST:
                 acpi_handle_debug(handle, "ACPI_NOTIFY_EJECT_REQUEST event\n");
-                status = acpi_bus_get_device(handle, &adev);
-                if (ACPI_FAILURE(status))
+                if (acpi_bus_get_device(handle, &adev))
                         goto err_out;
 
                 get_device(&adev->dev);
@@ -1997,6 +1989,7 @@ static int acpi_bus_scan_fixed(void)
                 if (result)
                         return result;
 
+                device->flags.match_driver = true;
                 result = device_attach(&device->dev);
                 if (result < 0)
                         return result;
@@ -2013,6 +2006,7 @@ static int acpi_bus_scan_fixed(void)
                 if (result)
                         return result;
 
+                device->flags.match_driver = true;
                 result = device_attach(&device->dev);
         }