From aab61b676a024d3527f6201e2b31285a96f7a1d2 Mon Sep 17 00:00:00 2001 From: Bob Moore Date: Fri, 6 Mar 2009 10:09:00 +0800 Subject: [PATCH] ACPICA: FADT: Fix extraneous length mismatch warning Incorrect register length mismatch between the 32 and 64 bit registers in some cases. Code was was checking the wrong pointer for non-zero, should be looking at the address within the GAS structure. Signed-off-by: Bob Moore Signed-off-by: Lin Ming Signed-off-by: Len Brown --- drivers/acpi/acpica/tbfadt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/acpi/acpica/tbfadt.c b/drivers/acpi/acpica/tbfadt.c index af8fbe12d8b7..ff89cfee0e7e 100644 --- a/drivers/acpi/acpica/tbfadt.c +++ b/drivers/acpi/acpica/tbfadt.c @@ -491,7 +491,8 @@ static void acpi_tb_validate_fadt(void) * For each extended field, check for length mismatch between the * legacy length field and the corresponding 64-bit X length field. */ - if (address64 && (address64->bit_width != ACPI_MUL_8(length))) { + if (address64->address && + (address64->bit_width != ACPI_MUL_8(length))) { ACPI_WARNING((AE_INFO, "32/64X length mismatch in %s: %d/%d", name, ACPI_MUL_8(length), -- 2.30.2