Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/acpi/acpica/dbobject.c b/drivers/acpi/acpica/dbobject.c
index a1c76bf..f9fc84b 100644
--- a/drivers/acpi/acpica/dbobject.c
+++ b/drivers/acpi/acpica/dbobject.c
@@ -243,7 +243,7 @@
 			acpi_os_printf("[%s] ",
 				       acpi_ut_get_reference_name(obj_desc));
 
-			/* Decode the refererence */
+			/* Decode the reference */
 
 			switch (obj_desc->reference.class) {
 			case ACPI_REFCLASS_LOCAL:
@@ -394,7 +394,6 @@
 	u8 display_locals = FALSE;
 
 	node = walk_state->method_node;
-	obj_desc = walk_state->method_desc;
 
 	/* There are no locals for the module-level code case */