ACPICA: Update interface to acpi_ut_valid_acpi_name()

Clean up the interface by making the input argument a char *
string instead of a UINT32 name. This is easier to use for all
callers and eliminates casting to *(UINT32*)

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/tbinstal.c b/drivers/acpi/acpica/tbinstal.c
index a04e54d..42a13c0 100644
--- a/drivers/acpi/acpica/tbinstal.c
+++ b/drivers/acpi/acpica/tbinstal.c
@@ -141,8 +141,7 @@
 		ACPI_BIOS_ERROR((AE_INFO,
 				 "Table has invalid signature [%4.4s] (0x%8.8X), "
 				 "must be SSDT or OEMx",
-				 acpi_ut_valid_acpi_name(*(u32 *)table_desc->
-							 pointer->
+				 acpi_ut_valid_acpi_name(table_desc->pointer->
 							 signature) ?
 				 table_desc->pointer->signature : "????",
 				 *(u32 *)table_desc->pointer->signature));