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path: root/drivers/xen/xen-acpi-memhotplug.c
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Diffstat (limited to 'drivers/xen/xen-acpi-memhotplug.c')
-rw-r--r--drivers/xen/xen-acpi-memhotplug.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/xen/xen-acpi-memhotplug.c b/drivers/xen/xen-acpi-memhotplug.c
index 9083f1e474f8..9b056f06691f 100644
--- a/drivers/xen/xen-acpi-memhotplug.c
+++ b/drivers/xen/xen-acpi-memhotplug.c
@@ -169,7 +169,7 @@ static int acpi_memory_get_device(acpi_handle handle,
acpi_scan_lock_acquire();
acpi_bus_get_device(handle, &device);
- if (device)
+ if (acpi_device_enumerated(device))
goto end;
/*
@@ -182,8 +182,9 @@ static int acpi_memory_get_device(acpi_handle handle,
result = -EINVAL;
goto out;
}
- result = acpi_bus_get_device(handle, &device);
- if (result) {
+ device = NULL;
+ acpi_bus_get_device(handle, &device);
+ if (!acpi_device_enumerated(device)) {
pr_warn(PREFIX "Missing device object\n");
result = -EINVAL;
goto out;