/* hex_length: 2 ascii hex chars per data byte */
- hex_length = ACPI_MUL_2 (data_width);
+ hex_length = (acpi_native_uint) ACPI_MUL_2 (data_width);
for (i = 0, j = (hex_length-1); i < hex_length; i++, j--) {
/* Get one hex digit, most significant digits first */