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-rw-r--r--drivers/pnp/pnpacpi/core.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index b00c17612a8..d21e8f59c84 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -321,9 +321,14 @@ static int __init acpi_pnp_match(struct device *dev, void *_pnp)
{
struct acpi_device *acpi = to_acpi_device(dev);
struct pnp_dev *pnp = _pnp;
+ struct device *physical_device;
+
+ physical_device = acpi_get_physical_device(acpi->handle);
+ if (physical_device)
+ put_device(physical_device);
/* true means it matched */
- return !acpi_get_physical_device(acpi->handle)
+ return !physical_device
&& compare_pnp_id(pnp->id, acpi_device_hid(acpi));
}