ACPICA: ACPI 6.0: Add ACPI_SUB_PTR().
ACPICA: ACPI 6.0: Add ACPI_SUB_PTR().

ACPICA commit 5de82757aef5d6163e37064033aacbce193abbca

Using a minus number with ACPI_ADD_PTR() will cause compiler warnings, such
warnings cannot be eliminated by force casting an unsigned value to a
signed value. This patch thus introduces ACPI_SUB_PTR() to be used with
minus numbers. Lv Zheng.

Link: https://github.com/acpica/acpica/commit/5de82757
Signed-off-by: Lv Zheng <687b611ec106f085ac3db1fd0c8e91dc3509d58c@intel.com>
Signed-off-by: Bob Moore <861d61e839a6c9cacf88c3a26b10371d2c9b211f@intel.com>
Signed-off-by: Rafael J. Wysocki <27ffc44a8ec6a212fba98cfc3246c6ce8ab131e0@intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs