diff options
-rw-r--r-- | sys/dev/acpica/acpi_battery.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/dev/acpica/acpi_battery.c b/sys/dev/acpica/acpi_battery.c index a78aff1..cfbae03 100644 --- a/sys/dev/acpica/acpi_battery.c +++ b/sys/dev/acpica/acpi_battery.c @@ -192,9 +192,11 @@ acpi_battery_get_battinfo(device_t dev, struct acpi_battinfo *battinfo) /* * If the battery info is in terms of mA, convert to mW by - * multiplying by the design voltage. + * multiplying by the design voltage. If the design voltage + * is 0 (due to some error reading the battery), skip this + * conversion. */ - if (bif->units == ACPI_BIF_UNITS_MA) { + if (bif->units == ACPI_BIF_UNITS_MA && bif->dvol != 0) { bst[i].rate = (bst[i].rate * bif->dvol) / 1000; bst[i].cap = (bst[i].cap * bif->dvol) / 1000; bif->lfcap = (bif->lfcap * bif->dvol) / 1000; |