ACPICA: Tables: Cleanup table checksum verification code.

This patch reduces code redundancy by moving the FACS/S3PT checksum
verification skip logic into acpi_tb_verify_checksum() and other
calls of this function also get benefit from this change.  Lv Zheng.

Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Reviewed-by: Len Brown <len.brown@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 3 insertions, 9 deletions

diff --git a/drivers/acpi/acpica/tbinstal.c b/drivers/acpi/acpica/tbinstal.c
index 42a13c0d7015..9e6788f9ba0f 100644
--- a/drivers/acpi/acpica/tbinstal.c
+++ b/drivers/acpi/acpica/tbinstal.c
@@ -80,16 +80,10 @@ acpi_status acpi_tb_verify_table(struct acpi_table_desc *table_desc)
                 }
         }
 
-        /* FACS is the odd table, has no standard ACPI header and no checksum */
+        /* Always calculate checksum, ignore bad checksum if requested */
 
-        if (!ACPI_COMPARE_NAME(&table_desc->signature, ACPI_SIG_FACS)) {
-
-                /* Always calculate checksum, ignore bad checksum if requested */
-
-                status =
-                    acpi_tb_verify_checksum(table_desc->pointer,
-                                            table_desc->length);
-        }
+        status =
+            acpi_tb_verify_checksum(table_desc->pointer, table_desc->length);
 
         return_ACPI_STATUS(status);
 }