ACPICA: Fix some comment fields

No functional change. Fixes some typos and linux divergences.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/acpica/utobject.c b/drivers/acpi/acpica/utobject.c
index b112744..d0441ca 100644
--- a/drivers/acpi/acpica/utobject.c
+++ b/drivers/acpi/acpica/utobject.c
@@ -327,7 +327,7 @@
  *
  * RETURN:      TRUE if object is valid, FALSE otherwise
  *
- * DESCRIPTION: Validate a pointer to be a union acpi_operand_object
+ * DESCRIPTION: Validate a pointer to be of type union acpi_operand_object
  *
  ******************************************************************************/
 
@@ -348,7 +348,7 @@
 	switch (ACPI_GET_DESCRIPTOR_TYPE(object)) {
 	case ACPI_DESC_TYPE_OPERAND:
 
-		/* The object appears to be a valid union acpi_operand_object    */
+		/* The object appears to be a valid union acpi_operand_object */
 
 		return (TRUE);
 
@@ -419,7 +419,7 @@
 {
 	ACPI_FUNCTION_TRACE_PTR(ut_delete_object_desc, object);
 
-	/* Object must be a union acpi_operand_object    */
+	/* Object must be a union acpi_operand_object */
 
 	if (ACPI_GET_DESCRIPTOR_TYPE(object) != ACPI_DESC_TYPE_OPERAND) {
 		ACPI_ERROR((AE_INFO,