ACPICA: Fix a format string for 64-bit generation

Fix a warning on 64-bit for a length value. Cast to 32-bit since
the length is related to an ACPI table.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/acpica/exoparg2.c b/drivers/acpi/acpica/exoparg2.c
index 4a34d6d..b0838a4 100644
--- a/drivers/acpi/acpica/exoparg2.c
+++ b/drivers/acpi/acpica/exoparg2.c
@@ -417,7 +417,8 @@
 		if (ACPI_FAILURE(status)) {
 			ACPI_EXCEPTION((AE_INFO, status,
 					"Index (0x%X%8.8X) is beyond end of object (length 0x%X)",
-					ACPI_FORMAT_UINT64(index), length));
+					ACPI_FORMAT_UINT64(index),
+					(u32)length));
 			goto cleanup;
 		}