Prevent reading from the ACPI_RESOURCE past its actual end.  For paranoia limit to the size of the ACPI_RESOURCE as well.
Prevent reading from the ACPI_RESOURCE past its actual end.  For
paranoia limit to the size of the ACPI_RESOURCE as well.

Reviewd by:	jhb (in spirit)
MFC after:	1 week

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase