ACPI: ignore FADT reset-reg-sup flag

we check that the address is non-zero later anyway.

https://bugzilla.kernel.org/show_bug.cgi?id=11533

Signed-off-by: Len Brown <len.brown@intel.com>

drivers/acpi/acpica/hwxface.c

@@ -74,8 +74,7 @@ acpi_status acpi_reset(void)
 
 	/* Check if the reset register is supported */
 
-	if (!(acpi_gbl_FADT.flags & ACPI_FADT_RESET_REGISTER) ||
-	    !reset_reg->address) {
+	if (!reset_reg->address) {
 		return_ACPI_STATUS(AE_NOT_EXIST);
 	}
 

drivers/acpi/reboot.c

@@ -23,8 +23,7 @@ void acpi_reboot(void)
 	/* Is the reset register supported? The spec says we should be
 	 * checking the bit width and bit offset, but Windows ignores
 	 * these fields */
-	if (!(acpi_gbl_FADT.flags & ACPI_FADT_RESET_REGISTER))
-		return;
+	/* Ignore also acpi_gbl_FADT.flags.ACPI_FADT_RESET_REGISTER */
 
 	reset_value = acpi_gbl_FADT.reset_value;