[PATCH v4 5/9] hidclass: Expose ContainerID

[Claire Girka]

From: Claire Girka

---
 dlls/hidclass.sys/pnp.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/dlls/hidclass.sys/pnp.c b/dlls/hidclass.sys/pnp.c
index 1c0ba839b9e..903d5e9d3dd 100644
--- a/dlls/hidclass.sys/pnp.c
+++ b/dlls/hidclass.sys/pnp.c
@@ -419,8 +419,16 @@ static NTSTATUS pdo_pnp(DEVICE_OBJECT *device, IRP *irp)
                     irp->IoStatus.Information = (ULONG_PTR)id;
                     status = STATUS_SUCCESS;
                     break;
-
                 case BusQueryContainerID:
+                    if (ext->container_id[0]) {
+                        lstrcpyW(id, ext->container_id);
+                        irp->IoStatus.Information = (ULONG_PTR)id;
+                        status = STATUS_SUCCESS;
+                    } else {
+                        ExFreePool(id);
+                    }
+                    break;
+
                 case BusQueryDeviceSerialNumber:
                     FIXME("unimplemented id type %#x\n", irpsp->Parameters.QueryId.IdType);
                     ExFreePool(id);