From: Zhe Qiao <qiaozhe@iscas.ac.cn>

To prevent potential undefined risks.

Link: https://github.com/acpica/acpica/commit/efc4d8ab
Signed-off-by: Zhe Qiao <qiaozhe@iscas.ac.cn>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 drivers/acpi/acpica/psopinfo.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/acpi/acpica/psopinfo.c b/drivers/acpi/acpica/psopinfo.c
index 1c8044ffcb97..5168b4a04670 100644
--- a/drivers/acpi/acpica/psopinfo.c
+++ b/drivers/acpi/acpica/psopinfo.c
@@ -35,7 +35,7 @@ static const u8 acpi_gbl_argument_count[] =
 const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
 {
 #ifdef ACPI_DEBUG_OUTPUT
-	const char *opcode_name = "Unknown AML opcode";
+
 #endif
 
 	ACPI_FUNCTION_NAME(ps_get_opcode_info);
@@ -62,6 +62,8 @@ const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
 #if defined ACPI_ASL_COMPILER && defined ACPI_DEBUG_OUTPUT
 #include "asldefine.h"
 
+	const char *opcode_name = "Unknown AML opcode";
+
 	switch (opcode) {
 	case AML_RAW_DATA_BYTE:
 		opcode_name = "-Raw Data Byte-";
@@ -102,11 +104,11 @@ const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode)
 	default:
 		break;
 	}
-#endif
 
 	/* Unknown AML opcode */
 
 	ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%s [%4.4X]\n", opcode_name, opcode));
+#endif
 
 	return (&acpi_gbl_aml_op_info[_UNK]);
 }
-- 
2.51.0