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ACPICA: Check for non-zero address before being converted to GAS

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Reported-by: FreeBSD community
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Lin Ming 2009-03-04 14:31:25 +08:00 committed by Len Brown
parent 531c633d2b
commit 5e053e77f2
1 changed files with 9 additions and 7 deletions
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16
drivers/acpi/acpica/tbfadt.c
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@ -618,12 +618,14 @@ static void acpi_tb_setup_fadt_registers(void)
ACPI_ADD_PTR(struct acpi_generic_address, &acpi_gbl_FADT,
fadt_pm_info_table[i].source);
acpi_tb_init_generic_address(fadt_pm_info_table[i].target,
source64->space_id,
pm1_register_byte_width,
source64->address +
(fadt_pm_info_table[i].
register_num *
pm1_register_byte_width));
if (source64->address) {
acpi_tb_init_generic_address(fadt_pm_info_table[i].
target, source64->space_id,
pm1_register_byte_width,
source64->address +
(fadt_pm_info_table[i].
register_num *
pm1_register_byte_width));
}
}
}