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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 <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
wifi-calibration
Bob Moore 2009-03-06 10:09:00 +08:00 committed by Len Brown
parent d4913dc6d0
commit aab61b676a
1 changed files with 2 additions and 1 deletions
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3
drivers/acpi/acpica/tbfadt.c
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@ -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),